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A new method accurately measures lead levels in hair to assess exposure.

Higher energy, longer exposure, and pulse irradiation improve hair density in androgenetic alopecia treatment.

Stopping finasteride improved a man's skin rash caused by light exposure.

Exosomes from hair stem cells can reduce skin aging from UVB exposure.

Older men's scalp damage increases with age and sun exposure, a baby girl in the Philippines has Schimmelpenning syndrome, and thyroid screening is advised for children with hair loss and certain risk factors.

Melasma's causes include genetics, sun exposure, hormones, and oxidative stress, and understanding these can help create better treatments.

A horse in Brazil had seasonal hair loss possibly linked to light exposure and melatonin levels.

Polycystic Ovary Syndrome likely starts in childhood and may be genetic and influenced by early hormone exposure.

Women with female pattern hair loss have higher levels of certain androgens, suggesting increased androgen exposure to hair follicles.

Young female Australian fur seals are losing hair due to low tyrosine and zinc levels and high pollution exposure.

Conditioned media from human amniotic fluid-derived stem cells helps skin heal and protects against aging from sun exposure.

The study found a specific pattern of uneven melanin distribution on balding scalps that could help understand skin diseases caused by light exposure.

The document concludes that hair analysis is not good for assessing nutrition but can detect long-term heavy metal exposure.

Hair straightening can damage hair and pose health risks, including exposure to carcinogens and hair loss.

The conclusion is that the hair loss in the patients was likely due to alopecia areata, not boron exposure.

Vitamin D3 is important for hair growth and protecting skin from damage caused by long-term sun exposure.

Low-level laser therapy speeds up skin healing and stimulates hair follicles in mice after radiation exposure.

The study found that skin inflammation and immune response pathways are activated in Solar Urticaria patients after UV exposure, unlike in healthy people.

Hair and nail disorders can cause changes in scalp pigmentation, especially with sun exposure and alopecia.

Ozone reacts more with unwashed hair, producing compounds due to scalp oils, which could lower ozone exposure but increase exposure to reaction products.

Most skin changes during pregnancy are harmless and moles don't significantly change, but many women experience pigmentation changes due to hormones and sun exposure.

One-third of COVID-19 patients had long-term symptoms like hair loss and fatigue, with women, older individuals, blood group B, smokers, and those with more virus exposure at higher risk.

The study found that polymorphous light eruption varies among patients and can be distinguished from benign summer light eruption by the time it takes for symptoms to appear after sun exposure.

A baby girl grew extra hair from contact with her grandfather's hair medicine, but it went away after stopping exposure.

Human hair provides more UV protection when aligned and at higher angles, but the scalp still gets UV exposure.

The conclusion is that a brown halo around hair follicles, seen in rapid hair loss, might be linked to inflammation or chemical exposure.

The study aims to understand how mood, physical activity, light exposure, and seasonal changes affect sleep patterns.

The FDA warned about safety issues with remdesivir and tofacitinib, finasteride is linked to suicidality, potent topical corticosteroids increase osteoporosis risk, henna can cause hemolysis in G6PD deficiency, chemotherapeutic agents can cause adverse reactions, drug interactions are common in cancer patients, ketamine can reduce at-risk drinking, high dose of anticholinergics increases dementia risk in Parkinson's patients, and prenatal exposure to second-generation antipsychotics increases pregnancy complications.

Doctors recommend postoperative radiation for male breast cancer, advise against testosterone for vasomotor symptoms post-adrenalectomy, suggest non-hormonal treatments for atrophic vaginitis after mastectomy, note no specific treatment for anticoagulant-induced hair loss, and call for more research on silicosis from silicon carbide exposure.

Most low-level light therapy studies did not accurately report how light was measured, affecting treatment reliability.