research Painful, Unexplained Peripheral Neuropathy? Think Thallium Toxicity June 2007 in “Emergency medicine news” If someone has unexplained nerve pain and hair loss, doctors should check for thallium poisoning.
research A Novel Cosmetic Approach to Treat Thinning Hair 29 citations, December 2011 in “British Journal of Dermatology” A new hair treatment with caffeine and other ingredients makes hair thicker and less likely to break.