Cortisol in shelter dog hair shows signs of stress

Journal Reference: Janneke Elisabeth van der Laan, Claudia Maureen Vinke, Saskia Stefanie Arndt. Evaluation of hair cortisol as an indicator of long-term stress responses in dogs in an animal shelter and after subsequent adoption. Scientific Reports, 2022; 12 (1) DOI: 10.1038/s41598-022-09140-w There is no difference between the cortisol levels of dogs when they enter the … Read more

Tear-free hair brushing? All you need is math

Journal Reference: Thomas B. Plumb-Reyes, Nicholas Charles, L. Mahadevan. Combing a double helix. Soft Matter, 2022; 18 (14): 2767 DOI: 10.1039/D1SM01533H L. Mahadevan, the Lola England de Valpine Professor of Applied Mathematics, of Organismic and Evolutionary Biology, and of Physics, learned the mechanics of combing years ago while brushing his young daughter’s hair. “I recall … Read more

New study sheds light on early human hair evolution

Journal Reference: Elizabeth Tapanes, Rachel L. Jacobs, Ian Harryman, Edward E. Louis, Mitchell T. Irwin, Jason M. Kamilar, Brenda J. Bradley. Hair phenotype diversity across Indriidae lemurs. American Journal of Biological Anthropology, 2022; DOI: 10.1002/ajpa.24508 Researchers in the Primate Genomics Lab at the George Washington University examined what factors drive hair variation in a wild … Read more

Kourtney Kardashian’s 9-Year-Old Daughter Penelope Shows Off Red Hair in New TikTok After Mom Allows Tween to Wear Strapless Dress

Kourtney Kardashians 9 Year Old Daughter Penelope Shows Off Red Hair in

KOURTNEY Kardashian’s daughter Penelope showed off her red-dyed locks in a new TikTok after donning a strapless dress during the family’s Christmas party. Kourtney was previously criticized for allowing her pre-teen daughter to wear the revealing number to the event. 5 The nine-year-old showed off her more mature style once again in a lip clip … Read more

Jennifer Aniston uses this brush (made in Spain) to get the best blow drying for her hair

Jennifer Aniston uses this brush made in Spain to get

The brush you use to shape your hair may not seem relevant enough to you, but its power is very influential. Beyond that technique of brushing be more or less affordable, which of course also depends on it, the finish also depends on it. So much so, that when you try a tool like the … Read more

Chemicals from hair and beauty products impact hormones, especially during pregnancy

Journal Reference: Zorimar Rivera-Núñez, Pahriya Ashrap, Emily S. Barrett, Adana A.M. Llanos, Deborah J. Watkins, Amber L. Cathey, Carmen M. Vélez-Vega, Zaira Rosario, José F. Cordero, Akram Alshawabkeh, John D. Meeker. Personal care products: Demographic characteristics and maternal hormones in pregnant women from Puerto Rico. Environmental Research, 2021; 112376 DOI: 10.1016/j.envres.2021.112376 Personal care and beauty … Read more

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