Jun 8, 2017 Your doctor will tell you all about what you can't do while you're still healing after your hair transplant, but we want to offer you some advice.... And what can you do after chemotherapy? How soon will ... Try not to let your hair dry out due to sun exposure, colour treatments or perms. ... By their second course of chemotherapy, most people are already wearing a wig, scarf or hat. Tip!. Initially, you will probably have less energy than you did before surgery. ... Following tra