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Touching hair can activate nearby nerve cells through signals from the hair's outer layer.

The symposium highlighted the skin's role in sensing itch, pain, touch, and pleasure, and discussed new research and techniques for understanding and treating these sensations.

Scientists found a specific group of itch-sensing nerve cells in mice important for feeling itch but not for sensing heat or touch.

Vitamin C deficiency harms both the body and brain, affecting behavior.

Japanese researchers created new hair follicles from human cells that grew hair when put into mice, and other findings showed a link between eye disease severity and corneal thickness, gene mutations affecting hearing and touch, and the safety of the shingles vaccine for adults over 50.

Skin doctors should recognize and treat conditions like hair-pulling and skin-picking early, often using therapy and medication, to help 50-70% of patients.

A protein called HMGB1 helps hair grow by affecting prostaglandin metabolism.

Medicinal herbs might treat hair loss by affecting genes and pathways related to lipid and glycerophospholipid metabolism.

Maternal melatonin improves offspring hair growth by affecting specific proteins and pathways.

Allopregnanolone can reduce gut inflammation and normalize neurotransmitter levels after finasteride withdrawal.

The document concludes that managing PCOS involves treating symptoms and reducing long-term metabolic risks, with lifestyle changes being important.

Up to half of people experience itchy scalp, often due to skin conditions like seborrheic dermatitis or psoriasis, and treatments vary based on the specific cause.

Drugs for hormone-related conditions might help treat mental disorders but could have serious side effects.

Light can turn on hair growth cells through a nerve path starting in the eyes.

Valproate is a mood stabilizer for bipolar disorder but has side effects and risks, especially during pregnancy.

Testosterone affects blood pressure control and inflammation in male rats with endotoxic shock, and blocking certain hormones may help treat it.

Nitric oxide is important for skin functions and both helps protect against and contributes to skin inflammation and sensitization.

Neuroactive steroids may affect the risk and treatment of alcohol use disorders.

Toxoplasma gondii infection may increase testosterone levels in males.

Lack of zinc can cause hearing loss by damaging important parts of inner ear cells in mice.

Trichotillomania treatment is most successful with a mix of behavioral therapy, medication, and social support.

Tamarix aphylla may be effective for various medical conditions, but more research is needed to confirm its safety and effectiveness.

Minoxidil use during pregnancy may cause fetal harm.

Ethosomes improve drug delivery through the skin but may have side effects like irritation.

Finasteride can cause lasting sexual dysfunction, depression, and other side effects, needing more research for treatment.

The steroids allopregnanolone and allotetrahydrodeoxycorticosteron worsened absence seizures in rats.

Psychotropic drugs can help treat skin conditions affected by mental health, but dermatologists must use them carefully due to side effects and patient concerns.

Male hormones may play a role in the development of heart disease, and more research is needed to understand their effects.

Myo-inositol supplements may improve insulin sensitivity and help with conditions like PCOS and gestational diabetes, but more research is needed.

Human skin can make serotonin and melatonin, which help protect and maintain it.