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The new nanocomposite films are stronger, protect against UV, speed up wound healing, and are antibacterial without being toxic.

New drugs targeting DNA enzymes show promise for cancer treatment but have side effects like immune system suppression and hair loss.

Sweet potato shochu oil and its components may effectively promote hair growth.

Dr. Marina Kovalevsky and her daughter were hospitalized for suspected politically motivated thallium poisoning in Moscow.

The herbal cleanser increased hair growth in rats without harming their skin.

Cosmeceuticals may benefit skin health but need more research for efficacy and safety confirmation.

Keratin-based particles safely improve hair strength, smoothness, and heat protection.

The paper concludes that drug labels should be clear for all, especially for those with low literacy, and suggests aiming for high comprehension test passing rates with diverse test populations.

Excessive selenium from a supplement caused toxicity but patients recovered with care.

Human hair shows promise for non-invasive medical testing, but more research is needed to standardize its use.

Anti-cancer treatments can cause reversible hair loss, skin sensitivity, pigmentation changes, nail damage, and skin reactions, with a need for more research on managing these side effects.

LAAM caused developmental toxicity in tolerant rats without causing birth defects.

Pure carbon nanotubes are safe for mice, but impure ones cause immune issues and hair loss.

Some chemicals absorbed through the skin can cause serious health problems.

Ethanamizuril is safe for rats at 20 mg/kg feed, but higher doses cause hair loss, organ changes, and liver, kidney, and lung damage.

Skin structure complexity and variability are crucial for assessing skin toxicity in safety tests.

Giving docetaxel weekly at 40 mg/m² is manageable and has low toxicity for cancer patients.

Some natural compounds can protect fish ear cells from damage by certain antibiotics without affecting the antibiotics' ability to fight infections.

Small changes in hormones can significantly impact health, showing the importance of sensitive testing for chemicals that disrupt hormones.

Scientists have developed a new method to detect steroid abuse in athletes using cell-based tests, which could be the future of anti-doping methods.

Small hormonal imbalances can cause significant health problems, so more sensitive testing for hormone-disrupting chemicals is needed.

Cynoglossum amabile has medicinal potential but poses safety concerns due to liver toxicity.

Both a lock of hair and a single hair strand can show chronic drug use, but at least six single hairs are needed for accurate results.

Most drugs fail to reach the market, but understanding their properties and using strategies like early toxicity tests and drug repurposing can help advance their development.

St. John's Wort extract and oil safety in cosmetics is unclear; more data needed on photosensitization, toxicity, and human irritation.

New nanocarriers improve skin drug delivery with low toxicity at certain concentrations.

Most lab tests for patients with Telogen effluvium, a type of hair loss, show no or mild abnormalities; only a few specific tests are useful.

Doxil is an effective, modified chemotherapy drug with a unique toxicity profile and shows promise in treating certain cancers.

DA liposomes with chloramphenicol effectively target hair follicles and combat MRSA with minimal skin toxicity.

The new topical growth hormone formula has high skin penetration and bioavailability.