Mar 9, 2009 #1 K Kim Member Joined May 11, 2008 Messages 587 Reaction score 0 Points 16 I don't weight much and I eat a lot, so I'm trying to gain weight by muscles. How many times should I go biking a week and for how long? Thanks
I don't weight much and I eat a lot, so I'm trying to gain weight by muscles. How many times should I go biking a week and for how long? Thanks