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A mild botulinum toxin injection improved sperm production and movement in aging mice.

COVID-19 can harm male fertility by reducing sperm stem cells and damaging testicular function.

Long-term use of finasteride and minoxidil may harm male reproductive health in mice.

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

Scientists have developed a new method to detect steroid abuse in athletes using cell-based tests, which could be the future of anti-doping methods.

Men with melanoma have a higher risk of later being diagnosed with prostate cancer.

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

Men who went through puberty later had lower sperm counts and altered hormone levels, possibly affecting fertility.

More research is needed to make sperm DNA fragmentation a reliable tool for diagnosing male infertility.

Using LC-MS/MS for hormone measurement can prevent false high testosterone results and avoid unnecessary tests.

Melatonin causes weasels to grow white fur and become reproductively inactive.

A female dog with mixed male and female traits was treated successfully with surgery.

The herbal shampoo is an effective, eco-friendly alternative to synthetic shampoos.

The herbal shampoo is an effective, eco-friendly alternative to synthetic shampoos.

Ursolic and shikimic acid together boost hair growth better than alone.

Ayurvedic oils effectively reduce scalp bacteria and improve hair health.

Finasteride reduces sperm count and quality and alters hormone levels in mice.

Human adrenals and gonads have a unique enzyme for steroid hormone production.

Males and females differ in lifespan, growth, organ size, metabolism, and brain structure, with females generally living longer and maturing earlier.

Losing weight, fixing varicoceles, and using advanced sperm selection methods improve male infertility treatment outcomes.

Long-term testosterone therapy can cause hormone suppression, affect prostate and heart health, and alter physical characteristics, but does not increase prostate cancer risk and needs more research for full risk assessment.

Athletes use steroids to enhance performance despite health risks and legal issues, and education on their dangers is needed.

COVID-19 temporarily affects male reproductive health, but sperm and testosterone levels generally return to normal after three months.

Damaging mitochondrial DNA in mice speeds up aging due to increased reactive oxygen species, not through the p53/p21 pathway.

With careful management, people with congenital adrenal hyperplasia can have successful pregnancies and become parents.

Infertile men are more likely to produce sperm with abnormal chromosome numbers, which can affect pregnancy success and embryo health.

Testosterone's effects on COVID-19 are unclear and need more research.

Betacoronaviruses, like COVID-19, may cause hormone system dysfunction and affect disease susceptibility and severity.

Finasteride exposure harms tadpole reproduction and hormone balance.