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Skin can be cooled quickly and safely during laser treatments to protect it without affecting deeper layers.

Cold air and a chilled sapphire window both protect the skin during laser treatments, and work better with water or gel, especially for darker skin.

Laser hair removal works well for people with dark hair and light skin, but it's less effective for light hair or dark skin; improvements are expected.

Sonic hedgehog signaling is crucial for hair growth and maintaining hair follicle identity.

ADM scaffolds help skin heal by promoting a healing-type immune response.

The document concludes that patients with skin of color need specialized dermatological care and education to manage unique skin conditions effectively.

Proretinal nanoparticles are a safe and effective way to deliver retinal to the skin.

Pulsed infrared laser can effectively reduce symptoms of pseudofolliculitis barbae.

Fat under the skin releases HGF which helps hair grow and gain color.

Softer hydrogels help wounds heal better with less scarring.

Light/laser therapy can effectively increase hair density in some types of alopecia, especially androgenic alopecia and alopecia areata.

Hair loss due to scarring can be treated by reducing inflammation, removing scar tissue, and transplanting hair. The Follicular Unit Extraction technique is effective but requires skill and time. Future focus should be on scar-less healing methods.

Lasers and light sources can effectively remove hair, work best on fair skin with dark hair, and usually need multiple treatments.

Glutamine metabolism affects hair stem cell maintenance and their ability to change back to stem cells.

Zinc is essential for plant growth and human health, but many soils lack enough zinc, affecting crops and potentially leading to health problems.

Ruby laser pulses best destroy hair follicles during the growth phase and effectiveness varies with laser intensity; melanin is key for targeting, and timing treatments can improve results.

Different hair removal methods have pros and cons, and more evidence is needed to prove laser treatments work.

The Erbium YAG laser is effective in hair restoration, resulting in high yield and density, but it's not recommended for second replacements or those with good-quality hair.

Intense pulsed light (IPL) is an efficient and safe method for hair removal, reducing hair by about 80%.

Laser hair removal is the most requested cosmetic procedure and has become a scientifically-based treatment suitable for all skin types.

Laser and light treatments can effectively remove hair long-term.

Laser hair removal is popular for long-term hair reduction but carries risks, requiring well-trained operators and better regulations, especially in South Africa.

Follow these guidelines to safely and effectively use energy-based devices in aesthetic treatments.

Syndecan-1 is essential for maintaining skin fat and preventing cold stress.

Some patients using cold caps to prevent hair loss from chemotherapy got mild scalp injuries similar to frostbite.

The X5 Hairlaser might help treat male hair loss, but more research is needed.

Adults with trichotillomania do not have different pain sensitivity to cold pressor pain compared to healthy individuals.

Cold plasma treatment for hair loss was well tolerated and showed improvement in most patients.

Cold atmospheric plasma may speed up wound healing and control infections.

Minoxidil patches and cold plasma may help treat hair loss.