What Causes Pain In Right Side Of Body?

I have a pain problem in my right side of my whole body. I have a pain in my whole right leg, right sight of my stomach, neck and shoulder pain, Back side head pain. When I was 7 to 10 yrs old in my right leg feet broken glass pieces was gone. But 0.5 mm glass piece was left in my leg feet. When I was 18 yrs old at that time my operation has been done Dr remove that 0.5 mm glass pieces. When I was 13 yrs old at that period 1 boy hit the bat at my back head at that movement in front of my eye black viewsion come i cant see anything at least 5 to 6 second. I am in very pain my age is 26 yrs my wheight is around 80 to 82 kg my height is 5'9 inch.

I have shown this problems to many Doctor but i am not get well.