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The effects of estrogen on human scalp hair growth are unclear and need more research.

Hair ages and thins due to factors like inflammation and stress, and treatments like antioxidants and hormones might improve hair health.

Hair loss in Androgenetic alopecia (AGA) is due to altered cell sensitivity to hormones, not increased hormone levels. Hair growth periods shorten over time, causing hair to become thinner and shorter. This is linked to miscommunication between cell pathways in hair follicles. There's also a change in gene expression related to blood vessels and cell growth in balding hair follicles. The exact molecular causes of AGA are still unclear.

Moving horses to new places can increase their stress levels, as shown by higher stress hormone in their hair.

Hair aging is caused by stress, hormones, inflammation, and DNA damage affecting hair growth and color.

Ginseng and Albizia extracts help prevent hair thinning with age.

Nuclear hormone receptors play a significant role in skin wound healing and could lead to better treatment methods.

Hair greying is linked to reduced ATM protein in hair cells, which protects against stress and damage.

Hormone therapy is essential for transgender individuals but requires careful management due to possible metabolic effects.

Young women with diffuse hair loss may have low SHBG levels, which could lead to more active testosterone and contribute to their hair loss.

Steroid hormones can help treat aging issues and improve health in elderly people.

Cats lose fur due to various reasons, including allergies, infections, genetics, hormones, diet, cancer, stress, and some conditions are treatable while others are not.

Progestogens are essential in menopausal hormone therapy to prevent uterine cancer and must be chosen carefully based on individual needs.

Eurycoma longifolia extract may help increase testosterone levels and reduce andropause symptoms.

The document suggests treating individuals with nonclassic congenital adrenal hyperplasia who show symptoms, especially those related to excess male hormones.

Stress, nutritional issues, and chronic diseases can cause hair loss, and nail changes may signal internal diseases; treatment focuses on the underlying cause.

Hormones like androgens, estrogen, thyroid hormones, and stress hormones can contribute to hair loss, and treatments target these hormonal imbalances.

Hair analysis for stress and reproductive hormones in wildlife needs more research for accuracy across species.

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

Men with male pattern hair loss have different levels of certain hormones compared to men without hair loss.

Finasteride reduces response to stress and rewards, affecting behavior and mental health.

Jasmonic acid helps plants grow, defend against threats, and survive stressful conditions like drought and salt.

Male pattern baldness may be caused by factors like poor blood circulation, scalp tension, stress, and hormonal imbalances, but the exact causes are still unclear.

Removing both ovaries can treat increased testosterone and related symptoms in postmenopausal women with ovarian hyperthecosis.

Melatonin may help manage PCOS by improving insulin sensitivity, hormone balance, and mood.

A woman lost her hair from stress after a bee attack and her sister's death.

New tools show that in fish, NPY increases feeding and somatostatin decreases it.

The conclusion is that while oral contraceptive pills are effective for PCOS-related high androgen levels, new treatments with fewer side effects are needed.

The plant hormone auxin activates the TOR pathway, affecting gene expression related to growth and cell size.

Most types of hair loss can regrow naturally, but there are no effective cures for male pattern or age-related hair loss, and only limited options for females.