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1
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3answers
74 views

How to develop sensitivity of hands and arms?

I want to develop the sensitivity of my hands/arms particularly for tennis. I feel this is essential to get more controlled spins. How can I develop sensitity of hands/arms?
3
votes
5answers
870 views

How does one “grind down” calluses?

I love having hardened calluses- except when they rip! A while back, I had a callus on each hand rip open whilst doing Parkour. I was told to "grind down" my calluses every once in a while. By this, I ...
2
votes
3answers
580 views

How do you do knuckle pushups without injuring yourself?

This question is primarily addressed to those who have done knuckle pushups consistently for several years. I've been doing 100+ knuckle pushups for about two years everyday, and I've developed ...
0
votes
1answer
23 views

How to make scar tissue due to blisters heal faster in hands after tennis/fencing/climbing?

I got blister just to the point that holds a foil i.e. index finger. It irritates me in tennis, fencing and climbing. What are best methods to recover from scar tissue due to blister?