I have localize numbness in one of my thighs. size of a base ball. it goes down to my muscle but i have no pain. no muscle weakness. what could it be?

Meralgia Paresthetic: Sensory nerve that feels the front of the thigh. Most often seen in diabetics and obese people. Also, workers with heavy belts can get this. To cure, you should understand the cause. If it is bothersome, a simple nerve block can help.

Femoral cutaneous: It high possible you sustained femoral cutaneous nerve injury or impingement. The site of impingement usually over your lower abdominal wall or groin area. It happens often for obesity person due to abdominal wall folding or tight belt applying.