Reply To: Is the old fart in shape? Forums › Mountain Bike Forum › Is the old fart in shape? › Reply To: Is the old fart in shape? May 30, 2018 at 21:58 #241064 mtbbeta I think using strava is great suggestion. Truth is your “in shape” if you can achieve your goals and have fun doing it without redlining and putting your self in the danger zone.