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The document concludes that there are still unknowns about the effectiveness, risks, and detection of performance-enhancing drugs, and doping remains a challenge.

Lower lipin 1β in belly fat is linked to insulin resistance in people with polycystic ovary syndrome.

New drugs are improving treatment for hormone-related diseases in small pets.

Hair growth is influenced by factors like genetics and nutrition, and more research is needed to understand hair loss and growth mechanisms.

Minoxidil lowers blood pressure and increases heart efficiency, but may raise lung artery pressure in some people.

Derma rollers show promise for skin improvement and drug delivery, but more research is needed on their safety and effectiveness.

Adipose-derived stem cells show promise in treating skin conditions like vitiligo, alopecia, and nonhealing wounds.

Certain drugs increase calcium levels in cancer cells by triggering internal calcium release.

Lifestyle changes are the first step in treating infertility in PCOS, followed by medications like clomiphene and metformin, and then surgery if needed.

Hair's strength and flexibility come from its protein structure and molecular interactions.

Balding hair follicle cells are smaller, grow less well, and need more effort to culture than non-balding cells.

Both human and animal-derived small extracellular vesicles speed up skin healing equally well.

The enzymes 5α-reductase and 3α/β-hydroxysteroid oxidoreductase help create brain-active substances from progesterone and testosterone, which could be used for treatment, but more research is needed to ensure their safety and effectiveness.

Genes related to pigmentation, body rhythms, and behavior change during hares' seasonal coat color transition, with a common genetic mechanism in two hare species.

Brazilian propolis was found to speed up hair growth in mice by increasing the growth of skin cells that form hair.

A 5 mg dose of transdermal testosterone cream effectively restores testosterone levels in postmenopausal women.

The study introduced a new imaging technology to track skin healing and bone marrow cell activity over time.

People with alopecia areata have higher insulin resistance.

Estrogen increases blood vessel growth factor production, while testosterone blocks this increase.

Chemotherapy and cytokine therapy can cause various skin reactions, including hair loss and hypersensitivity.

Gelatin microspheres with stem cells speed up healing in diabetic wounds.

Melatonin-loaded nanocarriers improve melatonin delivery and effectiveness for various medical treatments.

COVID-19 may harm male fertility and damage the reproductive system.

Researchers developed a nanomedicine for acne treatment that delivers medication with less irritation and is non-irritating for oily skin.

FUE hair transplantation using a micromotor is effective and gives natural results with few complications.

Inhibiting AP1 in mice skin causes structural changes and weakens the skin barrier.

Finasteride helps brain function in rats with liver-related brain issues.

Surgery to lower high testosterone in postmenopausal women with certain ovarian tumors doesn't significantly affect their metabolism.

Finasteride significantly reduced tics and obsessive-compulsive symptoms in patients with Tourette syndrome.

Leptin affects skin and hair health and may worsen some skin conditions, but more research is needed to understand its full impact.