"I'm a struggling artist, frustrated writer, ...
The Avtomat Kalashnikova is a more modern weapon that is famous the world over for being reliable even in the harshest conditions. Associated with the Russians, freedom fighters, and terrorists because it is so widespread.
The most famous sword in history, whether or not it was real. Used by King Arthur, the blade's name was supposedly a contraction of "ex calce liberatus", which means "freed from the stone".
The feeling of tired muscles working to get rid of the lactic acid buildup accumulated from anaerobic metabolism. Some learn to appreciate it and continue training despite the pain.
The indicator of how much the body needs oxygen, alongside shortness of breath. A higher heart rate is a good indicator that one is doing aerobic exercises with more intensity.
The type of muscle fiber in a given muscle. The difference between fast twitch and slow twitch is a trade-off between power and endurance: fast twitch is sprinting, slow twitch is marathon running.
Important to any exerciser, rest allows the body to recuperate and repair the microscopic damages done to the muscles and bones so that the body comes out fitter than before.
Twitching is still a physical activity, and some studies have shown that those who twitch or do some minor physical activity lose weight just a little faster than those who don't.
When the body creates an oxygen debt from running too hard so that the muscles and metabolism can't keep up, the body will use oxygen to burn fat and glucose after the exercise. That is the afterburn effect.
