I'll turn 70 next year and am about to do my first single arm pull up. I think, if you set yourself a goal - even an ambitious one - and keep pursuing it, by de

I'll turn 70 next year and am about to do my first single arm pull up. I think, if you set yourself a goal - even an ambitious one - and keep pursuing it, by defintion you will improve your physique and ability. Just keep at it.