Not sure if you can read the text properly so copied the information below Seasonal relapse of alopecia areata: a model for environmental triggering Gordon Hale 1 , Kid Wan Shum 2 , Andrew Messenger 1 1 Sheffield Teaching Hospitals NHS Foundation Trust, Sheffield, UK 2 Derby Teaching Hospitals NHS Foundation Trust, Derby, UK Case Report A 41-year-old nurse presented with a 15-year-history of annual recurrence of alopecia areata occurring in a seasonal pattern. At the beginning of August each year she would develop patches of alopecia on the scalp, increasing in size until the end of December. Her hair would begin to re-grow in the following spring, only for the cycle to repeat itself at the beginning of August each year. The degree of annual hair loss has progressed and the patient now develops alopecia totalis each year by mid-winter followed by total hair re-growth which would begin the following spring. She reports a personal history of seasona...