It is generally normal for kittens to twitch while sleeping. There are four main possible reasons. One is dreaming. Kittens and people dream the same way. The twitching may be caused by dreaming about running or being frightened. situation, but the frequency is generally not very frequent; the second is calcium deficiency, and the milk cat will have muscle spasms. At this time, the owner can feed some liquid calcium to relieve it; the third is the cold weather, and the milk cat cannot bear it. If it shudders inadvertently, the owner needs to cover it with a blanket or other warm items; fourth, parasites. If the convulsions are severe, it may be epilepsy caused by parasites. In this case, timely medical treatment is required.