muscle twitches

by Adam Taylor, The Conversation edited by Gaby Clark, reviewed by Andrew Zinin  Editors’ notes  The GIST Add as preferred source Credit: Towfiqu barbhuiya from Pexels You’re relaxing on the sofa when suddenly your eyelid starts twitching. Or perhaps it’s a muscle in your arm, your leg, or your foot that begins to spasm—sometimes for a few seconds, […]