How Do Q-Switched Lasers Treat Benign Pigmented Lesions? Discover The Science Of Precision Skin Clearance

Learn how Q-Switched lasers use nanosecond pulses and the photoacoustic effect to shatter pigment and clear lesions safely.

Who Is The Intended User For The 2-In-1 Diode Laser And Nd Yag Laser Device? Expert Guide For Professional Growth

Discover why the 2-in-1 Diode and ND Yag Laser is the ultimate professional-grade solution for beauty salons, specialized clinics, and medical centers.

Why Is A Fractional Co2 Laser System Used For Skin Injury Models? Achieve Precise, Reproducible Wound Research

Learn why Fractional CO2 Lasers are the gold standard for skin injury models, offering unmatched reproducibility and standardized thermal necrosis.

What Is The Typical Cost Range For Professional Laser Lipo Machines In 2024? Invest Wisely In Your Clinic's Success

Discover 2024 pricing for professional laser lipo machines. Compare costs, features, and ROI for clinical systems ranging from $3,000 to $20,000+.

What Are The Key Differences Between Nd:yag And Er:yag Lasers? Choose The Right Wavelength For Clinical Success

Learn the vital differences between Nd:YAG and Er:YAG lasers, focusing on wavelength, penetration depth, and clinical applications for your clinic.

What Are The Potential Side Effects Of Nd:yag And Er:yag Laser Treatments? Guide To Safe Clinical Results

Learn about side effects of Nd:YAG and Er:YAG lasers, from common redness to rare risks, and how professional settings ensure patient safety.

What Factors Influence The Cost Of Laser Lipo? Comprehensive Pricing Guide For Clinics

Understand the variables behind Laser Lipo pricing, from treatment area size and surgeon expertise to geographic location and clinical complexity.

What Preparations Are Required Before Undergoing Laser Resurfacing? Expert Guide To Safe & Effective Results

Learn the essential preparation steps for laser resurfacing, including skin typing, sun protection, and medication management for optimal healing.

How Does Radiofrequency (Rf) Therapy Address Sagging Skin, Wrinkles, And Fine Lines? Revitalize Your Skin's Foundation

Learn how RF therapy stimulates collagen to firm sagging skin, smooth wrinkles, and restore elasticity through advanced dermal heating technology.

What Is The Typical Recovery Course And What Are The Potential Complications Of Co2 Laser Resurfacing? Expert Guide

Learn the CO2 laser recovery timeline from acute healing to long-term results, plus essential tips on managing risks and complications.

Are Radiofrequency (Rf) Treatments For Skin Tightening Considered Safe? Expert Safety Guide & Benefits

Discover why RF skin tightening is a safe, non-invasive solution. Learn about FDA-cleared tech, skin tone safety, and collagen stimulation.

How Does Laser Lipo Work To Reduce Fat? Discover The Science Of Non-Invasive Fat Emulsification

Learn how 532nm lasers liquefy stubborn fat and use the lymphatic system for natural disposal without surgery or downtime.

What Is The Clinical Logic Behind Using Non-Ablative Lasers To Treat Photoaged Skin? Master Sub-Surface Rejuvenation

Learn the clinical logic of non-ablative lasers: stimulating collagen through sub-surface thermal energy while keeping the epidermis intact.

How Do Precooling And Postcooling Delay Settings In A Laser System Collaborate To Optimize Procedural Safety?

Learn how precooling and postcooling settings work together to prevent thermal damage and improve safety in laser procedures.

How Does A Precision Fiber Delivery System Contribute To The Flexibility Of Ablative Fractional Laser Treatments?

Learn how precision fiber systems enable custom ablation depths from 5-1500μm and dual-layer targeting for advanced fractional laser results.

How Do High-Precision Medical Lasers Create Skin Pores? Unlock Efficient Laser Ablation For Transdermal Drug Delivery

Learn how laser ablation uses the micro-explosive effect at 2790nm & 2940nm to create skin pores for high-permeability transdermal drug delivery.

Why Is The 1064 Nm Nd:yag Laser System Safer For Dark Skin? The Gold Standard For Safe & Effective Hair Removal

Discover why the 1064 nm Nd:YAG laser is the safest choice for Fitzpatrick IV-VI skin types, bypassing epidermal melanin to prevent burns.

Does Laser Hair Removal Tighten Your Skin? The Truth About Collagen And Hair Removal

Laser hair removal targets hair follicles, not collagen. Learn why it's not a reliable skin tightening treatment and what alternatives work.

Why Is Early Intervention With Fractional Laser Therapy Recommended For Facial Lacerations? Achieve Flawless Skin Repair

Learn why treating facial lacerations 4 weeks post-suturing with fractional laser prevents permanent scarring and optimizes skin texture.

What Is The Technical Principle Behind Selecting An 800Nm Wavelength? Master The Gold Standard For Hair Removal

Understand why 800nm is the 'sweet spot' for diode laser hair removal, balancing deep penetration with safety through selective photothermolysis.

What Are The Technical Advantages Of Using A 1064 Nm Q-Switched Nd:yag Laser For Treating Deep Dermal Hyperpigmentation?

Explore why the 1064 nm Q-Switched Nd:YAG laser is the gold standard for deep pigment removal, offering superior penetration and safety for all skin.

Why Is The Dermal Coagulation Effect Of A Co2 Laser Significant? Prevent Xanthelasma Recurrence Effectively

Learn how the CO2 laser's thermal coagulation seals capillaries to stop lipid leakage and prevent Xanthelasma recurrence.

What Is The Primary Function Of Laser Resurfacing Equipment? Master Skin Texture And Photoaging Repair

Learn how laser resurfacing equipment treats photoaging by inducing controlled thermal damage to stimulate collagen and regenerate skin texture.

What Is The Function Of The Rotating Laser Probe For Sui Treatment? Master 360-Degree Precision Coverage

Learn how the specialized rotating laser probe ensures uniform energy delivery and sub-urethral support for effective SUI treatment outcomes.

Why Is Manual Fractional Technology (Mft) Necessary For Treating Acne Scars? Achieve Precise Edge Leveling And Smoothing

Learn how Manual Fractional Technology (MFT) and surgical mode handpieces target hypertrophic protrusions to effectively level acne scar edges.

How Does Fractional Laser Thermal Energy Affect Alopecia Areata? Immune Microenvironment Modulation And Hair Regrowth

Learn how fractional laser thermal energy induces T-cell apoptosis and resets the immune microenvironment to trigger hair follicle regrowth.

Why Is An Integrated Air Cooling System Necessary During Fractional Laser Treatment For Hair Loss? Ensure Safety & Comfort

Learn why integrated air cooling is essential for fractional laser hair loss treatments to prevent burns and enable higher energy efficacy.

Why Does A 1444 Nm Wavelength Nd:yag Laser Demonstrate Higher Ablation Efficiency? Maximize Fat Removal Efficiency

Discover why the 1444nm Nd:YAG laser excels in lipolysis through dual absorption of fat and water, ensuring faster removal and skin tightening.

What Is The Purpose Of Multi-Directional Scanning During Laser Hair Removal? Achieve Flawless, Patch-Free Results

Learn how multi-directional scanning ensures uniform laser energy distribution, eliminates missed spots, and optimizes hair follicle destruction.

How Does High-Energy Ultra-Pulsed Co2 Fractional Laser Achieve Shorter Recovery? Fast Healing For Clinical Skin Resurfacing

Learn how Ultra-pulsed CO2 technology uses fractional ablation and tissue bridges to accelerate re-epithelialization and minimize downtime.

How Does A Fractional Co2 Laser System Contribute To Acne Scar Treatment? Superior Results Via Dermal Remodeling

Learn how fractional CO2 lasers remodel deep tissue and synergize with PRP or Nanofat to effectively treat atrophic acne scars with faster healing.

How Do Sequential Emission Dual-Wavelength Output Modes Optimize The Synthesis Of Collagen? Achieve Deep Skin Remodeling

Learn how sequential 10,600nm and 1570nm pulses maximize Type I & III collagen synthesis for superior skin texture with minimal downtime.

What Are The Primary Targets Of The 0.3 Ms Short Pulse Mode In Nd:yag Laser Treatments For Skin Improvement?

Learn how the 0.3 ms Nd:YAG mode targets microcirculation and collagen for non-ablative skin rejuvenation and scar repair with zero downtime.

What Is The Role Of The 1064-Nm Nd:yag Laser In Dark Skin Hair Removal? Ensuring Safety & Precision

Discover why the 1064-nm Nd:YAG laser is the gold standard for safe, effective hair removal on Fitzpatrick skin types IV-VI without risking burns.

Why Are High-Intensity Focused Ultrasound (Hifu) And Fractional Co2 Laser Used Sequentially? Achieve Full-Depth Rejuvenation

Learn how combining HIFU and fractional CO2 laser creates depth synergy by targeting the SMAS and dermis for total skin remodeling and lifting.

What Is The Function Of A High-Precision Scanner In Fractional Laser Skin Resurfacing? Achieve Advanced Healing Control

Learn how high-precision scanners create Microthermal Treatment Zones (MTZs) to accelerate healing and enable deeper laser skin treatments.

How Does The Pulse Duration Setting Influence Clinical Outcomes In Nd:yag Laser Hair Removal? Optimize Safety & Efficacy

Master Nd:YAG pulse duration settings to balance thermal relaxation time, protect dark skin tones, and ensure permanent hair follicle destruction.

What Is The Primary Mechanism Of Fractional Co2 Laser For Hyperkeratotic Skin? Master Precise Ablation Techniques

Learn how fractional photothermolysis and 10,600 nm wavelengths treat Darier–White disease by vaporizing lesions while preserving healthy tissue.

How Does A 5% Low Coverage Density Parameter Contribute To The Results Of Laser Skin Rejuvenation? Optimize Healing

Learn how 5% low coverage density in laser rejuvenation balances collagen production with rapid healing and reduced risk of hyperpigmentation.

How Do Pulse Energy And Fractional Density Influence Scar Repair? Master Precision In Fractional Laser Protocols

Learn how balancing pulse energy and fractional density optimizes scar remodeling, improves recovery, and prevents thermal injury in laser clinics.

Why Is A Built-In Skin Cooling Mechanism Essential For Ipl? Maximize Safety & Efficacy In Vascular Treatments

Learn why active skin cooling is critical for IPL vascular therapy, protecting the epidermis while allowing higher energy for better results.

What Are The Advantages Of A Maximized Spot Size In Laser Tattoo Removal? Deep Penetration For Faster Ink Clearance

Learn why maximizing spot size diameter improves laser penetration depth, reduces skin trauma, and accelerates tattoo removal results.

What Are The Technical Advantages Of Manual Fractional Technology? Precision Customization For Complex Scar Treatment

Learn how Manual Fractional Technology provides superior scar treatment through real-time adjustment, precision mapping, and tissue protection.

How Is A Subjective Pain Scale Used To Evaluate The Patient-Friendliness Of Hair Removal Equipment? Optimize Comfort.

Learn how researchers use 1-10 pain scales to measure mechanical stimulation and validate the patient-friendliness of hair removal technology.

What Are The Advantages Of High-Energy And Low-Density Laser Parameters For Burn Scars? Deep Repair & Faster Recovery

Learn how 45 mJ high energy and 5% low density laser parameters optimize burn scar treatment through deep dermal remodeling and rapid skin recovery.

What Are The Core Advantages Of Medical Fractional Laser Systems? Safe Skin Rejuvenation For Asian Populations

Discover how medical fractional laser systems minimize PIH and scarring risk in Asian skin through advanced microscopic thermal zone technology.

What Is The Primary Function Of The Long-Pulse Nd:yag Laser In Hs? Prevent Progression & Destroy Follicular Inflammation

Learn how the 1064nm long-pulse Nd:YAG laser treats Hidradenitis Suppurativa by targeting hair follicles and reducing inflammation for Hurley Stage I.

Why Is A 3 Ms Pulse Width Used For Trichostasis Spinulosa? Optimize Your Laser Protocols For Fine Vellus Hair

Learn why a 3 ms pulse width is critical for treating Trichostasis Spinulosa by matching the thermal relaxation time of fine vellus hairs.

What Is The Physiological Rationale For Maintaining A Four-Week Interval Between Nd:yag Laser Treatment Sessions?

Understand why a 4-week gap is vital for Nd:YAG laser treatments to ensure pigment clearing, tissue repair, and optimal hair removal results.

Why Is A Focused Beam Preferred Over A Defocused Beam In Syringoma Laser Surgery? Precision For Scarless Results

Learn why a focused beam is critical for Syringoma laser surgery to ensure precise tissue vaporization and minimize postoperative scarring risk.

How Does The Superficial Fractional Laser Mode Contribute To Overall Skin Texture Improvement? Reveal Radiant Skin

Learn how superficial fractional laser mode targets the epidermis to refine texture, reduce pigmentation, and stimulate collagen regeneration.

How Do Specialized Educational Resources For Aesthetic Clinic Staff Assist In The Operation Of High-Tech Equipment?

Unlock clinical excellence with specialized training. Learn how operational logic improves safety and efficiency in high-tech aesthetic clinics.

Why Are Carbon Particles Used With Nd:yag Lasers For Dark Skin? Enhanced Safety For Fitzpatrick Iv-Vi Treatments

Learn how carbon particles act as exogenous chromophores in Nd:YAG laser treatments to protect dark skin while effectively targeting follicles.

How Do Professional-Grade Fractional Or Ablative Laser Systems Function? Master Acne Scar Treatment & Skin Remodeling

Learn how fractional lasers use photothermal effects and collagen regeneration to treat acne scars through precision dermal remodeling.

What Are The Technical Advantages Of Using Intense Pulsed Light (Ipl) Systems? Optimize Photoaging Skin Treatments

Learn how IPL systems use broad-spectrum light to treat vascular and pigmented lesions simultaneously for efficient skin rejuvenation.

What Is The Core Mechanism Of Powered Laser Surgical Instruments? Master Selective Photothermolysis For Skin Repair

Learn how selective photothermolysis shatters pigment clusters using specific laser wavelengths for effective tattoo and spot removal.

What Is The Clinical Purpose Of Using Medical Cooling Systems After Fractional Co2 Laser? Master Post-Op Care & Comfort

Learn why medical cooling and ice packs are vital after CO2 laser treatment to reduce heat, swelling, and pain while preventing collateral damage.

What Is The Clinical Significance Of Maintaining 40-42 °C In Skin Tightening? Achieve Safe, Effective Dermal Remodeling

Learn why the 40-42 °C thermal window is the essential threshold for non-invasive skin tightening efficacy and patient safety.

Why Is The 1064Nm Nd:yag Laser The Preferred Technology For Hair Removal On Dark Skin Types (Fitzpatrick Scales Iv-Vi)?

Learn why the 1064nm Nd:YAG laser is the gold standard for dark skin hair removal, offering deep penetration and maximum epidermal safety.

What Is The Clinical Significance Of High Energy Densities (120-170 J/Cm²) For Laser Stretch Mark Treatments?

Learn why 120-170 J/cm² energy density is critical for deep collagen remodeling and effective stretch mark reduction in Nd:YAG laser treatments.

For Which Skin Types Is The Nd:yag Laser The Most Appropriate Choice? Safe & Effective Solutions For Darker Skin Tones

Learn why the Nd:YAG laser is the safest choice for Fitzpatrick skin types IV-VI. Ideal for hair removal, vascular lesions, and tattoo removal.

What Preparation Is Required Before An Shr Laser Hair Removal Treatment? Key Tips For Safety And Optimal Results

Learn the essential preparation steps for SHR Laser Hair Removal, from shaving and UV protection to avoiding waxing for maximum treatment efficacy.

How Are Lentigines And Freckles Treated With A Q-Switched Laser? Fast Pigment Removal Guide

Learn how the 532 nm Q-switched laser removes freckles and lentigines in 1-2 sessions via selective photothermolysis and metabolic clearance.

How Can Nd:yag Lasers Be Pumped? Compare Diode Vs. Lamp Pumping Methods For Optimal Results

Learn how Nd:YAG lasers use diode and lamp pumping. Explore the physics of broadband absorption and the benefits of each for your aesthetic clinic.

How Does The Nd:yag Laser Work To Correct Pigmented Lesions? Unlock The Science Of Precise Pigment Removal

Learn how Nd:YAG lasers use selective photothermolysis and 1064nm wavelengths to safely shatter deep skin pigmentation for a clearer complexion.

What Aesthetic Concerns Can Be Treated With An Nd:yag Laser? Unlock The Power Of Skin Rejuvenation And Tattoo Removal

Discover the versatility of Nd:YAG lasers in treating pigmentation, tattoos, wrinkles, and hair removal for professional aesthetic results.

What Are The Main Benefits Of Laser Hair Removal? Achieve Permanent Smoothness And Healthier Skin

Discover the top benefits of laser hair removal, from permanent hair reduction and zero ingrown hairs to improved skin texture and pain-free sessions.

How Does An Nd:yag Laser Machine Effectively Remove Multi-Colored Tattoos? Advanced Wavelength Tech Explained

Learn how ND:YAG lasers use 1064nm and 532nm wavelengths to shatter multi-colored ink into fragments for safe, natural removal.

What Range Of Treatments Can Be Performed With An Nd Yag Laser System? Versatile Solutions For Tattoo & Skin Care

Explore how ND YAG lasers treat all-color tattoo removal, pigmented lesions, acne, and carbon laser rejuvenation for flawless skin results.

What Is The Primary Mechanism Of Fractional Co2 Laser Systems For Underarm Hyperpigmentation? Master Advanced Clearance

Learn how Fractional CO2 lasers use Micro-thermal Zones (MTZs) and MENDs to physically expel underarm pigment and remodel skin texture.

How Frequently Can One Undergo Radio Frequency Skin Tightening? Optimize Results For Your Clinic's Clients

Learn the ideal frequency for RF skin tightening. Most patients need just one annual session to maintain collagen and skin firmness for two years.

How Does A Neodymium Yag Laser Work On The Skin? Deep Skin Treatment Explained

Learn how Nd:YAG lasers use deep penetration and coagulation necrosis to treat hair follicles, vascular lesions, and darker skin tones safely.

How Should One Prepare For A Laser Skin Resurfacing Treatment? Essential Protocols For Safe & Optimal Healing

Learn the vital steps for laser skin resurfacing preparation, including sun protection, medication management, and skincare routine adjustments.

What Equipment And Safety Measures Are Required For A Co2 Laser Procedure? Ensure Professional Safety Standards

Learn essential safety protocols for CO2 laser procedures, from 10,600 nm protective eyewear to critical pre-treatment skin preparation steps.

Which Hair Removal Method Is Considered Better, The Diode Laser Or Ipl? Choosing The Superior Professional Technology

Discover why Diode Lasers outperform IPL for permanent hair removal, offering deeper penetration, faster results, and higher safety for all skin tones.

What Techniques And Endpoints Are Used During Laser Lipolysis To Minimize The Risk Of Thermal Injury? Safety Guide

Learn how to prevent thermal injury in laser lipolysis using temperature monitoring, manual palpation, and precise clinical endpoints.

Which Skin Types Are Most Suitable For Treatments With Nd:yag And Er:yag Lasers? A Guide To Safe Laser Selection

Learn why Nd:YAG is best for dark skin (Fitzpatrick IV-VI) and Er:YAG is ideal for resurfacing fair skin. Master safe laser selection today.

What Is The Technical Mechanism By Which Fractional Co2 Lasers Improve Skin? Precision Tech For Texture & Pigment

Learn how Fractional CO2 lasers use MTZs and the 'Melanin Shuttle' effect to treat acanthosis nigricans and skin texture issues.

What Is The Function Of A High-Precision Scanner In Nd:yag Laser Hair Removal? Ensure Safety And Uniformity

Discover how high-precision scanners automate Nd:YAG laser delivery to eliminate human error and ensure safe, uniform hair removal results.

How Does The Combination Of Optical Clearing Technology And Medical Aesthetic Laser Devices Increase Treatment Depth? Get Superior Results

Learn how optical clearing technology reduces skin scattering to enhance laser penetration depth for tattoos and deep vascular lesions.

What Is The Purpose Of Applying Artificial Tear Gel To Metal Eye Shields During Laser Procedure Simulations?

Learn why artificial tear gel is essential for simulating ocular thermal dynamics and validating metal eye shield safety in laser procedures.

How Does The Fine Adjustment Of Energy Density (Fluence) Affect Laser Hair Removal? Master Clinical Results

Learn how fluence adjustment impacts laser hair removal efficacy and safety, optimizing thermal energy for different skin types.

What Are The Key Safety Sensor Designs In Microcurrent And Ipl Hair Removal? Learn How Advanced Failsafes Protect Skin

Discover how microcurrent contact sensors and IPL interlocks prevent accidental discharge and ensure safe, effective hair removal treatments.

Why Use 1064Nm And 532Nm For Microbladed Eyebrows? Master Removal Of Complex Brown Pigments

Learn why a dual-wavelength 1064nm/532nm approach is essential for total removal of brown microbladed eyebrows and complex pigment mixtures.

How Do Moving Laser Handpieces With Integrated Cooling Functions Optimize Energy Delivery Efficiency? | Belis Solutions

Learn how integrated cooling windows match refractive indices to reduce reflection and maximize laser energy transmission for effective treatments.

Why Is The 1064Nm Nd:yag Laser Preferred For Hair Removal In Dark Skin? Safe & Effective Deep Follicle Targeting

Learn why the 1064nm Nd:YAG laser is the gold standard for dark skin tones, offering deep penetration and unmatched safety for Fitzpatrick IV-VI.

Why Must A Full System Fault Detection And Parameter Calibration Be Performed On Laser Or Ipl Equipment? Expert Guide

Learn why calibrating laser and IPL devices after 10+ weeks of inactivity is vital for patient safety, equipment longevity, and clinical accuracy.

How Does Shaving The Treated Area After Laser Irradiation Improve Results? Boost Visual Smoothness Immediately

Learn how post-laser shaving removes residual telogen hair shafts to eliminate stubble and enhance immediate cosmetic results for patients.

What Is The Primary Mechanism Of Traditional Ablative Er:yag Laser Systems? Precision Atrophic Acne Scar Treatment

Learn how Er:YAG lasers treat atrophic scars through full-layer vaporization and dermal coagulation for professional skin resurfacing results.

Why Is The 1064 Nm Wavelength Preferred For Addressing Hyperpigmentation In Macular Amyloidosis? Safe Dermal Targeting

Discover why the 1064 nm wavelength is the gold standard for treating Macular Amyloidosis by reaching deep pigment while protecting the epidermis.

Why Is The 1064Nm Q-Switched Nd:yag Laser Preferred For Deep Dermal Remodeling? Unlock The Secret To Skin Transformation

Discover why the 1064nm Q-switched Nd:YAG laser is the gold standard for deep dermal remodeling, collagen synthesis, and protecting the epidermis.

What Is The Clinical Significance Of Perifollicular Erythema In Nd:yag Hair Removal? Your Guide To Treatment Efficacy

Understand why perifollicular erythema is the vital endpoint for Nd:YAG laser success, signaling effective heat absorption and follicle damage.

Why Is Follicular Edema Considered A Critical Clinical Marker For Nd:yag Laser Treatment In Fitzpatrick Type Vi Skin?

Learn why follicular edema is the essential visual endpoint for successful Nd:YAG laser hair removal on Fitzpatrick Type VI skin.

What Are The Technical Advantages Of Incorporating A 1570 Nm Non-Ablative Laser? Unlock Dual-Mode Synergy & Safety

Learn how the 1570 nm laser enhances dual-mode platforms by targeting the dermis, reducing PIH risk, and accelerating recovery for clinic patients.

What Is The Role Of Q-Switched Laser Technology In Tattoo Removal? Mastering Selective Photothermolysis

Learn how Q-switched lasers use nanosecond pulses and selective photothermolysis to safely shatter tattoo ink for natural biological elimination.

How Does The Technical Design Of Fractional Co2 Lasers Provide An Advantage? Superior Results With Minimal Downtime.

Discover how Fractional CO2 technology uses Microthermal Zones to stimulate collagen and ensure faster healing than traditional ablative lasers.

What Are The Recommended Laser Parameters For Effective And Safe Skin Ablation? Master Er:yag Precision

Learn the ideal laser parameters for skin ablation: discover how 5 J/cm² fluence and <1ms pulse duration ensure safe, precise clinical results.

How Does Hifu Treatment Differ From Other Skin Tightening Procedures? Compare Non-Invasive Lifting Vs. Surgery

Learn how HIFU provides surgical-grade lifting results through non-invasive collagen stimulation compared to facelifts and dermal fillers.

How Should One Prepare For A Co2 Laser Resurfacing Treatment? Your Guide To Safe And Effective Pre-Care

Learn the essential 4-week preparation steps for CO2 laser resurfacing, from sun avoidance to medical guidelines for optimal results.

How Does Laser Hair Removal Work To Destroy Hair Follicles? The Science Behind Selective Photothermolysis Explained

Learn how laser hair removal targets melanin and converts light to heat to permanently destroy hair follicles while protecting surrounding skin.