...from sitting at your computer?
i was googling something and i found
THIS
Stand up every half hour. Walk around a few steps, stretch your legs, and give your eyes a break from focusing on your computer screen. This will also help prevent blood clots from developing in your legs. Blood clots are very common among middle age people, who generally use the computer a lot.
then i asked on irc but.. yeah.
just answer k?k.
edit: wait, i want it public