Hello @matt25! Your kitty is certainly not alone with this mysterious health problem...my 2 year old cat does the rhythmic muscle contraction/shiver when she is trying to go to sleep as well! As far as we know, she has had it all her life, and general health exams and blood tests have revealed...
Hello all! I am so glad I found this thread - my cat Mochi (2 year old female maine coon mix) has had these exact muscle spasms for at least a year now. Her spasms look JUST like Bella's spasms in the video above - shivering/tensing in the legs, shoulders, and head, and only when she is resting...
