April 2006 in “Current Opinion in Endocrinology & Diabetes” Testosterone therapy can help improve sexual function, mood, and bone density in women with low androgen levels, but more research is needed on long-term safety.
5 citations
,
April 2023 in “Journal of Multidisciplinary Healthcare” Hair selenium levels can indicate nutritional status in very old people.
52 citations
,
December 1984 in “Journal of the American Geriatrics Society” Mineral levels in hair and serum don't help diagnose Alzheimer's.
14 citations
,
October 2022 in “Journal of the American Heart Association” Lower testosterone levels may increase heart failure risk in older men.
4 citations
,
November 2021 in “Journal of Clinical Medicine” Higher levels of CCL7 are linked to more severe hair loss in alopecia areata patients.
1 citations
,
April 2023 in “Science Advances” High levels of ERK activity are key for tissue regeneration in spiny mice, and activating ERK can potentially redirect scar-forming healing towards regenerative healing in mammals.
6 citations
,
January 2019 in “F1000Research” High triglyceride levels are a key factor affecting testosterone levels in women with PCOS.
30 citations
,
September 2016 in “Aging Cell” Low selenium levels can extend lifespan but worsen health issues.
100 citations
,
April 2007 in “Neuroscience” Reducing neurosteroid levels worsens brain injury in fetal sheep.
82 citations
,
July 2012 in “Brain pathology” High LGR5 levels in glioblastoma indicate poor prognosis and are essential for cancer stem cell survival.
29 citations
,
October 2020 in “eLife” Higher testosterone levels can increase the risk of certain diseases like type 2 diabetes in women and prostate cancer in men, but can also protect against autoimmune diseases and hair loss. It also affects body fat and bone density.
26 citations
,
August 2021 in “Medicine” Low testosterone and SHBG levels are linked to higher COVID-19 death rates.
18 citations
,
January 1978 in “Advances in experimental medicine and biology” Hair cystine levels may indicate protein malnutrition, but more research is needed.
10 citations
,
November 2024 in “Diagnostics” High androgen levels cause skin issues in PCOS, affecting quality of life.
8 citations
,
November 2019 in “Clinical Science” High DHA levels delay wound healing and worsen skin repair quality.
3 citations
,
January 2021 in “Andrology” Low androgen levels reduce nitric oxide production in rat penile cells.
1 citations
,
July 2023 in “Psychoneuroendocrinology” Hair cortisol is a reliable marker of long-term cortisol levels and is linked to daytime saliva cortisol but not morning levels.
74 citations
,
January 2011 in “Reproductive Biology and Endocrinology” Testosterone therapy can improve hormone levels and quality of life in men with morphine-induced hormone issues.
November 2022 in “Frontiers in pediatrics” A girl with skin rashes and low zinc levels improved with zinc supplements and had new gene mutations linked to her condition.
37 citations
,
February 2023 in “Gut Microbes” Gut bacteria can lower androgen levels in male mice.
24 citations
,
March 2011 in “British Journal of Dermatology” Men with hair loss have more DNA changes in back-of-head hair follicles, possibly protecting them from thinning.
9 citations
,
March 2022 in “Journal of the Endocrine Society” Girls with PCOS have higher levels of certain androgens, which are linked to excess hair growth, but these androgens don't help diagnose PCOS.
6 citations
,
March 2018 in “Proceedings - Baylor University. Medical Center” Sarcoidosis can cause severe high calcium levels, hair loss, and kidney failure.
4 citations
,
May 2024 in “Biomolecules” Zinc and copper levels may affect erectile dysfunction by influencing hormone levels.
2 citations
,
September 2020 Long-term high testosterone levels can improve bone density and reduce body fat but may increase the risk of prostate cancer and high blood pressure.
1 citations
,
August 2023 in “Andrology” Finasteride changes hormone levels and certain proteins in rats, but these effects can be reversed after stopping the drug.
50 citations
,
November 2020 in “Physiology & behavior” People with depression often have higher hair cortisol levels, while those with PTSD tend to have lower levels, but more research is needed to understand this fully.
2 citations
,
November 2017 in “Gynecological Endocrinology” The enzyme myo-inositol oxygenase is not linked to the cause of polycystic ovarian syndrome.
1 citations
,
June 2021 in “Journal of pharmacopuncture” CBD may help restore hair growth-related protein levels in alopecia caused by hormones or other factors.
January 2026 in “International Journal of Molecular Sciences” Lifestyle changes and environmental strategies can help address declining testosterone levels.