H.i.v
could be gas due to irregular digestion or pregnancy
it twitches when you have lots of sweat
myoclonus
Stress mostly
There are a number of causes for minor swelling and twitching of lips. In most cases, this is associated with stress or certain allergies.
you have rabies
nope but animals can communicate by twitching different muscles. :)
a thousand different causes including low blood sodium or a potassium imbalance - see a doctor, it could be a neurological problem or even a stroke or tumor.
Proprioception deficits can lead to muscle twitching because the brain may have difficulty interpreting the signals it receives from the muscles, resulting in erratic muscle movements or twitches. This disruption in communication between the muscles and the brain can cause involuntary contractions or spasms in the affected muscles.
Jhindra's twitching facial muscles were a response to the stress of moving to a new country the doctor said it was a somatic response.
Your cat's back muscles may be twitching due to various reasons such as stress, excitement, muscle fatigue, or neurological issues. It is best to consult a veterinarian for a proper diagnosis and treatment.
A myospasm is a muscle spasm - a sudden jerking or twitching caused by contraction of the muscles.