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Adding human hair to cement can make it tougher and better insulated but also more porous.

Burn scars heal abnormally and more research is needed to find better treatments.

Scalp cooling devices need to be powerful enough to overcome heat loss and reach the right temperature to prevent hair loss from chemotherapy.

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

Body hairs can be used in forensic science and toxicology like scalp hair.

Adding human hair fibers and glass micro-spheres to epoxy improves its wear resistance and strength.

Burn scars form abnormally due to changes in wound healing, and more research is needed to improve treatments.

Laser hair removal effectiveness depends on targeting hair structures without harming the skin, and improvements require more research and expert collaboration.

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

Nd:YAG laser can reduce hair with multiple treatments, but permanent removal isn't guaranteed.

Environmental factors like temperature and nutrition affect hair growth, with humans showing seasonal hair growth differences.

Graphene-based hair dye is a safe, durable, and effective alternative to traditional black hair dyes.

Heat transfer in hair is slower in groups of hair, increasing the risk of damage from high-temperature styling tools.

Human hair keratin fibers have a detailed nano-scale structure that changes with different conditions.

Nanomaterials in biomedicine can improve treatments but may have risks like toxicity, needing more safety research.

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.

Yak belly hair has higher porosity and is less stiff than human hair, making it absorb dye better but less suitable as a direct substitute for hair dyeing.

Manatee whiskers are specially adapted for touch in water.

Supercritical CO2 extraction makes rice bran oil healthier and safer than traditional methods.

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.

Eating fewer calories improves the ability of stem cells to repair and renew the body in various tissues.

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

Laser treatment can effectively reduce unwanted hair growth, particularly for people with fair skin and dark hair.

Ultrasound boosts finasteride's hair growth effects in mice.

Innovative biomaterials show promise in healing chronic diabetic foot ulcers.

The CO₂ laser is better for hair transplantation because it causes less damage than the Ho:YAG laser.

RF energy is used in medical and beauty treatments to heat tissues, tighten skin, and reduce fat safely.

Conductive hydrogels show promise for medical uses like healing wounds and tissue regeneration but need improvements in safety and stability.