1
vote
2answers
220 views

Doing crunches for month and after that stop doing it effect body shape?

I've done crunches for one month regularly in the gym and after that I stopped exercising. And my stomach came out after two months. So is it because I stop doing crunches ? What should I do in order ...
3
votes
1answer
80 views

How do you know how much effort to do and for how long?

When stretching and flexing muscles, How much should I push my muscles and for how long before I take a few seconds break? I usualy push as far as I can, and for as much as time as I can, and only if ...
6
votes
3answers
643 views

kickbox aerobics: want to make higher roundhouse kicks

I'm 41, regular gym visitor for one year, general fitness level "OK but not great". Recently I started to enjoy a kickbox aerobics course at my gym. I realized I hardly ever trained such rapid ...