Thyroid disease affects many body functions besides hair growth so be sure to talk to your doctor if you suspect that a thyroid problem could be the cause of your hair loss. Yes one of the side effects of synthroid is hair loss.
Ten Things You Can Do To Stop Hair Loss With Thyroid Disease Hair https://www.thyroid-info.com/articles/hairloss.htm
Thyroid Disease And Hair Loss https://www.verywellhealth.com/thyroid-disease-hair-loss-3231697
Can Taking Synthroid Cause Hair Loss Does Synthroid Cause Hair Loss http://truth2beingfit.com/synthroid/does-synthroid-cause-hair-loss