3 months in - my head has flaky skin when I gently rub it? Also can I begin playing football? (Photos)

Generally, after 2 weeks post-op, you can can return to your normal hair wash routine. However, it is best to contact your surgeon for post surgery issues and care since all doctors have slightly different instructions.

For your flaky skin you can try Ketoral shampoo. 3 months after the operation you can do any activity and sports you want.

Yes, you can play football, both American and European versions.  Flaky scalp may be a dermatitis.  Did you try a dandruff shampoo? Good luck!