6
votes
1answer
735 views

I can run better after swimming, how come?

I found out that when I go swimming in the evening (from 5:30 - 6:30), that my running (from 8:30 - 9:30) seems to go a lot better. (Eg. I'm less tired, I have less need for stretching - I stretch to ...
5
votes
2answers
43k views

Sore after work out - can't straighten arm

I'm in good aerobic shape but never did strength training. Yesterday, I did some basic strength work, using both dumbbells and machines. Nothing too crazy - I started light and built my way up. I ...
5
votes
2answers
6k views

Why do my legs hurt while jumping rope?

I used to skip in the passed, but always ended up stopping after a week when I could no longer handle the pain in the lower legs, i.e. knees, shins, feet. Looking at these diagrams from ...