Your tongue is the only muscle in your body that is attached at only one end.
173
The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
When you take a step, you are using up to 200 muscles.
886
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
12
Drinking watermelon juice before a workout helps reduce muscle soreness.
21
If you stop working out, it takes twice as long to lose strength than it took to gain it.
16
Every year your body replaces 98% of your atoms.
119
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
22