March 2017 in “Trichology and cosmetology:” Cosmetic procedures can improve skin appearance and boost confidence.
December 2025 in “npj Systems Biology and Applications” Cold temperatures can stop human cell circadian rhythms, but warming restores them.
Hair test results can be misleading due to external contamination, so they shouldn't be used alone to assess long-term drug use.
138 citations
,
November 1974 in “Biological reviews/Biological reviews of the Cambridge Philosophical Society” Males and females differ in lifespan, growth, organ size, metabolism, and brain structure, with females generally living longer and maturing earlier.
6 citations
,
July 2006 in “International Journal of Dermatology” Football players can get many skin conditions from their sport, which need different treatments and can be prevented with good hygiene and protection.
1 citations
,
January 2009 in “Elsevier eBooks” The document concludes that a deeper understanding of skin aging and photodamage is needed to create better skin treatments.
62 citations
,
October 2013 in “Journal of Human Evolution/Journal of human evolution” Forensic DNA Phenotyping can help predict physical traits from crime scene DNA to identify suspects.
50 citations
,
May 2019 in “BioFactors” Pollution increases a compound in the skin that can lead to faster aging and more inflammation.
23 citations
,
January 2019 in “Journal of wildlife diseases” Boreal caribou in northeastern British Columbia have significant health issues, including infections, tick infestations, and mineral deficiencies.
11 citations
,
April 2013 in “SpringerPlus” Human skin's melanocytes respond to light by changing shape, producing pigments and hormones, which may affect sleep patterns.
9 citations
,
May 2001 in “Journal of the American Veterinary Medical Association” A cat's hyperactivity and hair loss were caused by eating valproic acid but improved after stopping access to the drug.
8 citations
,
February 2022 in “International Journal of Dermatology” Lipids are crucial for healthy hair, protecting it from damage and breakage.
December 2024 in “Journal of Population Therapeutics and Clinical Pharmacology” Psoriasis worsens in winter in India due to less sunlight and dry skin, needing personalized treatment.
June 2016 in “한국디자인문화학회지” UVA damages all hair types, especially permanently waved and colored hair.
January 2016 in “SpringerBriefs in bioengineering” Genetic defects and UV radiation cause skin damage and aging.
26 citations
,
October 2014 in “Andrologia” Infertile men are more likely to produce sperm with abnormal chromosome numbers, which can affect pregnancy success and embryo health.
1 citations
,
November 2019 in “International Journal of Women's Dermatology” Ketoconazole shampoo can cause rare pink hair discoloration.
1 citations
,
June 1998 in “Journal of Forestry Research” Mammalian hair scales change from smooth to wavy due to friction.
January 2023 in “Archives of Internal Medicine Research” Covid-19 worsens existing health issues and long-term effects are predictable.
41 citations
,
March 2007 in “Journal of dermatological science” Taking L-cystine and vitamin B6 can prevent hair loss caused by smoke in mice.
4 citations
,
January 2016 in “Dermatology online journal” Using bacitracin zinc and selenium sulfide one after the other can temporarily turn white hair yellow.
4 citations
,
March 2012 in “European journal of wildlife research” Wire brush snares are best for collecting Eurasian Lynx hair for DNA analysis.
15 citations
,
January 2008 in “Annales de Toxicologie Analytique” Hair test results can be misleading due to contamination, so they shouldn't be used alone to determine drug use.
14 citations
,
May 2013 in “Emerging infectious diseases” Cryptococcus gattii can remain dormant in animals for over 8 years.
5 citations
,
August 2021 in “Zenodo (CERN European Organization for Nuclear Research)” Herbal drugs may help treat hair loss.
2 citations
,
October 2020 in “Journal of The American Academy of Dermatology” The authors suggest that scalp hair might protect against COVID-19 and call for more research on scalp health and the virus.
2 citations
,
June 1985 in “PubMed” Ethylenthiourea is toxic to the liver and nervous system, especially with alcohol.
1 citations
,
November 2003 in “Annals of saudi medicine/Annals of Saudi medicine” A 17-year-old in Saudi Arabia was diagnosed with a rare skin condition causing red-brown facial patches.
December 2025 in “Molecules” A new method effectively detects trace sex hormones in cosmetics, ensuring safety.
October 2024 in “Journal of Cosmetic Dermatology” Over half of young people in Saudi Arabia experience early gray hair, linked to factors like smoking, stress, and family history.