Maybe your regular physician can write you a referral for PT, even if it's just for 2 or 3 visits. If it is the hip flexors that are getting out of whack they can show him the exercises and monitor him for a little while to make sure it's going well, and he can continue at home.
CG Birthday: 7/25/11
Dense, Fine in front Coarse in back, Low porosity
Low-Poo: SM Moisture Retention Shampoo
Rinse Out: Tresemme Naturals
Leave In: ^^^^
Stylers: AIF, Natural Silks Curly Gel