2 citations
,
April 2020 in “Clinical and experimental obstetrics & gynecology” Hair levels of estradiol and progesterone are higher in premenopausal than postmenopausal women, but the difference isn't statistically significant, indicating the need for a better measurement method.
July 2025 in “International Journal of Dermatology Venereology and Leprosy Sciences” Higher stress levels may worsen alopecia areata, suggesting stress management is important for treatment.
15 citations
,
June 1996 in “Journal of Pharmacy and Pharmacology” Caffeine levels in hair and blood can indicate liver health.
Zinc levels and lymphocyte counts might be important in heart disease development.
November 2023 in “Journal of Basic Microbiology” Green-synthesized zinc oxide nanoparticles effectively inhibit common fungi found on human scalp hair.
10 citations
,
January 1985 in “PubMed” Low zinc levels in hair are linked to hair loss and diaper rash in infants.
4 citations
,
July 2016 in “Dermatologic Surgery” Higher epinephrine concentration and specific injection sites increase scalp vasoconstriction time.
November 2025 in “Archives of Dermatological Research” Using a higher concentration of triamcinolone acetonide leads to faster hair regrowth in scalp patchy alopecia areata.
6 citations
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November 2020 in “Clinical Cosmetic and Investigational Dermatology” Both concentrations of triamcinolone acetonide are effective for hair regrowth in patchy alopecia areata, but 5 mg/mL is recommended to reduce side effects.
March 1997 in “Medical Molecular Morphology” Zinc deficiency causes early scalp hair damage that recovers slower than skin symptoms.
25 citations
,
April 1972 in “American Journal of Clinical Nutrition” Hair chromium levels show past nutritional status, not environmental exposure.
30 citations
,
April 2011 in “Rapid communications in mass spectrometry/RCM. Rapid communications in mass spectrometry” Analyzing hair with this method can help understand and monitor scalp conditions and treatment effects.
January 2023 in “Journal of orthopedics & bone disorders” Platelet-rich plasma may not be very effective for bone healing and hair growth due to a substance it contains that blocks these processes.
June 2021 in “Aesthetic Surgery Journal” PRP improves hair growth in AGA, but higher concentrations aren't significantly better than lower ones.
49 citations
,
June 2003 in “European journal of cardiovascular prevention & rehabilitation” Hair loss in middle-aged women is often linked to insulin resistance and a family history of hair loss, particularly from their fathers.
72 citations
,
February 1990 in “British Journal of Clinical Pharmacology” Hair analysis can track haloperidol dosage history.
March 2026 in “Journal of Pain” Preoperative stress markers alone don't predict chronic post-surgical pain.
August 2023 in “Journal of Cosmetic Dermatology” Higher concentration of botulinum toxin A is safe and effective for treating hair loss in men and women.
50 citations
,
July 2015 in “Journal of the American Academy of Dermatology” Using 2.5 mg/mL triamcinolone acetonide is effective for hair growth in alopecia areata with fewer side effects.
January 2024 in “Biomedicines” Using stem cells from hair follicles to treat female hair loss is safe and effective after six months.
November 2023 in “Indian journal of surgery” Platelet-rich gel is an effective treatment for healing scalp wounds with exposed skull.
1 citations
,
January 2003 in “Benjamins eBooks” Confinement in farrowing crates doesn't increase chronic stress in sows, but hair cortisol measurements may not reliably indicate stress due to hair growth variations.
15 citations
,
March 1997 in “International Journal of Dermatology” Finasteride shows promise for treating hair loss and excessive hair growth, but more research is needed to confirm its effectiveness and safety.
14 citations
,
January 2013 in “Journal of Cutaneous Medicine and Surgery” Some cancer treatments can cause permanent hair loss.
July 2025 in “Clinical Cosmetic and Investigational Dermatology” PRP therapy effectively improves hair density and reduces hair loss in androgenetic alopecia.
January 1994 in “Skin research” EGF and TGF-α help maintain hair cell cultures, but TGF-β1 stops their growth.
4 citations
,
November 1970 in “PubMed” Mustard oil and unsaturated fatty acids can stop the growth of scalp fungus and prevent it from infecting hair.
1 citations
,
January 2013 in “International Journal of Physical and Social Sciences” Hair and nails can show long-term changes in lead and calcium levels.
June 2014 in “Toxicologie analytique et clinique/Annales de toxicologie analytique” Hair analysis can be unreliable due to external contamination and varying drug concentrations.
9 citations
,
April 2016 in “Clinical Endocrinology” Scalp hair 17-OHP and androstenedione levels can help monitor treatment in CAH patients.