It seems every part of our body is vulnerable to some medical condition. Hypothenar eminence is a condition similar to thenar eminence. Three muscles in the palm of your hand are involved, but they are under the pinkie finger. It affects the motion of the little finger and sometimes the fourth finger.
Pain, weakness and numbness in the fourth and fifth finger are the main symptoms.
There is also a hypothenar condition called hypothenar hammer syndrome. It's a condition caused by repetitive blunt trauma to the hands.
Athletes often suffer from this problem - examples - baseball, handball,and tennis.These people experience pain and numbness in the palms of their hands. The price some of us pay for playing sports!