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? June 18, 2018 at 13:16 #242075 captainkickstand Agree with all of the above. A sizable majority of the population probably can’t find at 10 mph for a hour on unpaved terrain. If you’re having fun doing that, it sounds like you’re ‘in shape’.