2
votes
1answer
734 views

Wristpain after doing pullups

A while ago I started working towards making my first pullup - I have been doing negatives for quite some time. Recently I decided Ill try to make a pullup, and I did. Over the course of a week or two ...
12
votes
2answers
449 views

Will squats/running/etc cause knee injury when we age?

I had been told that doing exercise like squats, running, jumping, etc will cause knee injury when we age. As we do those exercise we are rubbing the soft bone together and as time passes the soft ...
2
votes
1answer
504 views

What kind of muscle/joint/ligament do walking upstair/downstair involve?

I tried to understand why walking downstair hurts while walking upstair is good. All I found in the internet were website while keep saying the pointless fact "It's runner's knee" and didn't try hard ...