Why Dying Your Hair May Not Be as Safe as You Think
The basic chemistry of hair dyes has changed little over the last century, but what do we know about the risks of colouring our hair, and why do we do it? Every two months Barclay Cunningham goes through a process that begins with taking an antihistamine tablet. After a few hours, she smears a thick…
Tech News
Rebecca Guenard - Mosaic
A Scientific Defense of Santa’s Weight
“Santa’s behaviour and public image are at odds with contemporary accepted public health messages,” argues a British Medical Journal editorial written by Dr. Scrooge and colleagues. Given Santa’s tremendous popularity, particularly among children, the authors of the editorial argue the public should become aware of some of the less-than-ideal lifestyle practices advocated by jolly St.…
Health
Peter Janiszewski, Ph.D. - PLOS Blogs