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Stephen Rothman made important discoveries in dermatology, including the use of PABA in sunscreens, but never profited from his work.

Selecting Angus cattle for earlier puberty lowers prolactin levels but doesn't affect hair growth.

Injecting cosyntropin into grizzly bears increases blood cortisol but doesn't change hair cortisol levels.

Chronic stress in mice changes skin metabolism and gene expression, leading to hair loss.

Intramuscular corticosteroids are effective and safe for severe alopecia areata, with most patients regrowing hair, but nearly half may relapse.

The conclusion is that hair loss in women is caused by a mix of hormonal, environmental, and genetic factors, and treatments should target these various causes.

Cocaine impairs male sexual behavior and alters testosterone metabolism in the brain.

Mild exercise reduces pain in older rats through a brain chemical, while intense exercise reduces pain in all rats through a different pain-blocking process.

Various treatments exist for alopecia areata, but none are completely satisfactory; choice depends on age, disease extent, and preference.

Eosinophilia-myalgia syndrome, linked to contaminated L-tryptophan supplements, caused severe symptoms and some deaths, with long-term effects in survivors.

University students in Egypt experienced high stress during COVID-19's third wave, with negative coping mechanisms being more common.

A severe medication reaction required long treatment and led to hair loss and thyroid issues.

Zinc helps reduce the severity of depression.

Best treatment for Frontal Fibrosing Alopecia is 5-alpha-reductase inhibitors and intralesional corticosteroids.

People with psoriasis and depression have lower BDNF levels, which could help measure depression in those with psoriasis.

New treatments for hair loss show promise but need more research to confirm safety and effectiveness.

Acne is a common skin condition linked to diet, hormones, and genetics, and early treatment can prevent scarring.

The document concludes that early diagnosis and treatment are key for pediatric hair loss disorders, and addressing the emotional effects on children is important.

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

Alopecia areata causes unpredictable hair loss and emotional distress, with no cure and limited treatment options.

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

Some natural remedies may help with hair regrowth, but more research is needed to confirm their effectiveness and safety.

Platelet-rich plasma treatment is not very effective for chronic severe alopecia areata.

The document concluded that various dermatological treatments have different effectiveness and side effects, with some causing irritation, allergic reactions, or systemic effects.

Stem cell therapy shows promise for treating hair loss by promoting hair growth.

Muskox hair growth rates vary widely, so a single growth rate can't be used for all populations.

Disrupting natural body clocks increases the risk of developing type 2 diabetes.

Yoga Nidra improves well-being and reduces anxiety in women with PCOS.

Higher stress levels are linked to more skin problems, especially in young women.

Vitamin A deficiency changes cattle hair structure, while pregnancy may improve it, suggesting hair can indicate cattle health.