I recently joined in a boxing gym, the First time I went there the coach didn't wrap the part of the hand around the thumb. When I try to extend the right thumb to the left and to grab things I feel pain from the thumb up to the lateral part of the pec. I
I also feel pain when I extend the arm with the fingers pointing down and push them to the inside. What might the problem be? Thank you for your attention.
I also feel pain when I extend the arm with the fingers pointing down and push them to the inside. What might the problem be? Thank you for your attention.