1 Massage the twitch muscle with your finger for 15 seconds. 2  Usually there are other muscles that twitch like leg cramps, so take 500mg of magnesium citrate capsule daily. 3  If you have headaches, massage the knot at the back of your neck for release.
Â­So to measure really long distances, people use a unit called a light year. Light travels at 186,000 miles per second (300,000 kilometers per second). Therefore, a light second is 186,000 miles (300,000 kilometers).
A light-year is a unit of distance. The distance from Earth to Mars (on average) would be about .00000824 light-years (~78,000,000 kilometers/~48,500,000 miles). However, the â¦ distance between Earth and Mars can vary from 35 million miles to 250 million miles.