July 2025 in “International Journal of Trichology” Hair shedding increases at the end of summer due to seasonal changes.
July 2024 in “Journal of Investigative Dermatology” Allergies, especially both seasonal and food, increase the risk of developing alopecia areata.
January 2023 in “Kafkas üniversitesi veteriner fakültesi dergisi/Kafkas üniversitesi veteriner fakültesi dergisi” Seasonal changes affect gene activity linked to hair growth in Angora goats.
November 2022 in “Research Square (Research Square)” Seasonal changes affect hair growth genes in Angora goats, possibly influencing mohair quality.
25 citations
,
February 2019 in “Genomics” Cashmere and milk goats have different hair growth cycles and gene expressions, which could help improve wool production.
17 citations
,
January 2022 in “Emerging infectious diseases” COVID-19 generally causes fewer complications than influenza, except for certain conditions like hair loss and heart issues.
10 citations
,
December 2020 in “Palaeogeography, palaeoclimatology, palaeoecology” Elephant tusks and hair reveal seasonal diet and climate changes.
3 citations
,
June 2024 in “Allergy” 1 citations
,
December 2024 in “BMC Genomics” Nuptial pads in Chinese brown frogs change seasonally due to specific gene activity.
26 citations
,
October 1996 in “Journal of Endocrinology/Journal of endocrinology” Goat hair follicles have insulin-like growth factor-I receptors that might affect hair growth, but no melatonin receptors were found.
141 citations
,
March 2011 in “Journal of Dermatology” Eczema and fungal infections are the most common skin problems in Japan, with different age groups and genders affected by various conditions.
60 citations
,
April 2012 in “Physiology” The document concludes that understanding hair and feather regeneration can help develop new regenerative medicine strategies.
59 citations
,
February 2012 in “Journal of Dermatological Science” Environmental factors at different levels control hair stem cell activity, which could lead to new hair growth and alopecia treatments.
51 citations
,
November 2005 in “Journal of Medical Primatology” Alopecia in captive rhesus macaques is affected by season, sex, age, housing, and stress, with complex links between stress hormones and hair loss.
37 citations
,
January 2009 in “Dermatology” Healthy women tend to lose more hair in July and April, and the least in February.
24 citations
,
March 2001 in “Journal of Endocrinology/Journal of endocrinology” Red deer only have androgen receptors in neck hair cells for mane growth during breeding season.
16 citations
,
August 1996 in “The journal of experimental zoology/Journal of experimental zoology” Red deer hair cells offer a new way to study how hormones affect hair growth.
5 citations
,
September 2023 in “Archives of Dermatological Research” Hair loss in children with alopecia areata is more common in winter and linked to climate factors like air pressure and sunlight.
5 citations
,
November 2009 in “Revista médica de Chile” Hair growth cycles in Chileans vary seasonally, with more hair resting in summer and growing in winter.
3 citations
,
August 2004 in “Veterinary Dermatology” Supplementing vitamins and minerals prevented hair loss in Icelandic horses.
3 citations
,
February 1992 in “Journal of veterinary medicine. Series A” The farm-raised blue fox had a delayed winter coat cycle and abnormal hormone levels, but its hair growth and hormone changes were still linked.
2 citations
,
August 2022 in “Animals” Essential oils may improve dogs' health and melatonin can help with their sleep and anxiety, but both should be used carefully.
1 citations
,
May 2019 in “Veterinarski arhiv” The yeast found in a sea lion's skin lesion was almost identical to that on healthy skin, suggesting environmental factors may affect fungal growth and the cause of the lesion is unclear.
February 2024 in “Animals” Hair loss peaks in spring and regrowth in late summer, with pregnant females losing the most hair.
January 2024 in “International journal of Indian medicine” Ayurvedic practices can help prevent and manage hair problems.
June 2014 in “Toxicologie analytique et clinique/Annales de toxicologie analytique” Older age increases positive hair alcohol test results, and chest hair is a good alternative for testing; season affects results, with higher levels in winter.
68 citations
,
April 1965 in “General and Comparative Endocrinology” The pituitary gland controls seasonal fur color changes in weasels.
22 citations
,
July 2012 in “Journal of integrative agriculture/Journal of Integrative Agriculture” Hoxc13 is linked to seasonal hair growth in Cashmere goats and is affected by melatonin.
8 citations
,
May 2005 in “Australian veterinary journal” A Tibetan Terrier had recurring seasonal hair loss for three years.
5 citations
,
June 2011 in “PLoS ONE” Mammoth hair grew faster than human hair and showed seasonal changes in growth and mineral content.