Get medicated shampoo like Selsun Blue and take biotin vitamins.
Also have your hair cut in a shoulder length layered cut. It will give the illusion of thicker hair.
Don't worry it will grow back. Mine came back curly.
Lupus, Fibromyalgia, Glaucoma, Asthma, Hypothyriodism, Sleep Apnea, OA, Depression, Allergies, and benign familia tremors
When life throws you lemons....
Pick them up and throw them right back at them! :))