In Exercise Ball: How to build muscle without a gym membership. [Archive] - Style Forum

How to build muscle without a gym membership. [Archive] - Style Forum I don't have the money spend on a gym membership so I am looking for free alternatives to build muscle. Currently I do pull ups and dips at the playground after I run. The only other exercises I can think of doing without weight equipment are push ups and lunges (ab exercises don't interest me). Any ideas that I can integrate in ...Exercise Ball