The reason for biceps soreness is more, clinically common reasons are the following: 1, excessive sports or labor process leading to muscle strain, this generally has a clear history of prolonged physical exercise or labor strain, is muscle damage leading to soreness, through rest and local topical anti-inflammatory and analgesic drugs most can be relieved. 2, in addition is the cause of muscle other than the cause. The biceps muscle soreness is considered to be the possibility of cervical spondylosis, if accompanied by pain in the neck and radiating pain in the arm, with aggravation after prolonged head down is a preliminary diagnosis. But the diagnosis needs to be confirmed by an orthopedic surgeon, so you can have a preliminary judgment based on your own soreness characteristics.