The tag has no wiki summary.

learn more… | top users | synonyms

1
vote
0answers
10 views

Precise speed measuring gadget with low speed limit?

I am used to run a lot. All the time outdoors rather than on a treadmill. Therefore, speed control is a little harder in my case. I realized that my speed is far from being great, so I want to work ...
1
vote
0answers
179 views

Fast-twitch hand muscle exercises?

A friend who spent some time in the military told me about a silent language in which the hands are signed in short, rapid bursts. Really, really rapid bursts, actually. I've seen videos of both wing ...