It appears to be a muscle spasm but would require a physical examination to confirm the diagnosis. I would advise you to meet an orthopedist so that the physical examination is done and the underlying cause can be found and treated
Health Tips
put a hot water bag over the forearm for 15-20mins do this thrice a day
stay well hydrated aim to drink 3 litres of water per day
Answered2019-02-14 13:32:51
Let others know if this answer was helpful