I have got pain on the left hand  elbow before a week in starting it was like electric current pain in starting I ignored that but suddenly I was doing exercises for by biceps by leaning the biceps in bench I got that pain I felt like something pressing the nerve between bench and elbow then i stopped to do the exercise now I can feel that pain any time when ever I used to lean the elbow in hard surface and also pain comes down to the left side of foreams kindly suggest what should I do .right now there is not that much pain it is bearable but I am getting the weakness in left hand