23 citations,
June 1976 in “PubMed” Crash dieting can cause temporary hair loss due to not getting enough energy for hair growth.
32 citations,
June 1976 in “JAMA” Crash dieting can cause hair loss due to severe calorie restriction.
4 citations,
June 1976 in “JAMA” Severe calorie cutting can cause hair loss, but hair usually grows back after some time.
36 citations,
July 2016 in “Scientific reports” People's decision-making can be influenced by their internal biological clocks, as shown by gene expression, not just self-reported preferences for morning or evening.
18 citations,
April 2013 in “Inflammatory Bowel Diseases” People with Inflammatory Bowel Disease often lose hair due to stress, medication side effects, or lack of nutrients, and treatment depends on the specific cause.