The sudden twitching of a cat may be a startle reaction during sleep, which is normal and there is no need to worry. Sudden convulsions in cats may be caused by parasitic infection, and the cat should be dewormed in time. If the cat suddenly convulses or lacks calcium or trace elements, attention should be paid to supplementing nutrition in the daily diet.

1. Startle reaction: When cats enter deep sleep, they will also dream. Sudden twitching at this time is usually a startle reaction, and they will immediately return to a deep sleep. There is no impact, and the owner does not need to worry too much.

2. Caused by parasites: Cats infected with severe parasites will not only twitch in their sleep, but also suddenly twitch while awake. At this time, the cat should be taken for testing to see if it is infected. Which kind of parasite is found? For deworming, you should regularly carry out internal and external deworming to prevent infection.

3. Calcium deficiency: Cats in the growth period need more calcium. Insufficient calcium intake will cause muscle spasms, convulsions and other phenomena; elderly cats also need to pay attention to calcium supplementation due to changes in bone calcium loss. .

4. Lack of trace elements: You can take the cat to the pet hospital for a blood test to see if it is lacking trace elements and supplement it accordingly.

5. Disease: If the cat suddenly convulses and vomits. Complicated symptoms such as coma may be due to epilepsy, brain damage and other diseases, and you should seek medical treatment immediately for drug intervention.