Your right calf may twitch at night because of restless leg syndrome. Restless leg syndrome can cause twitching, aching, itching and tingling sensations.

This can be symptomatic of "restless leg syndrome" a discussion with a healthcare professional will help

This can be symptomatic of "restless leg syndrome" a discussion with a healthcare professional will help

because your allergic! dah! :)

The leg muscle twitches because the pleasure is so great that it causes your body to unintentionally flex muscles in the area of pleasure.