Calculate the gross margin percentage, mark up percentage and gross profit of a sale from the cost and revenue, or selling price, of an item.
While frequent cramping of the hand is often linked to arthritis, hand cramps can be a symptom of various other chronic diseases. Diabetes, for example, is commonly linked to hand cramps because the condition often leads to poor circulation in the limbsâa leading cause of muscle cramping.
This phenomenon, known as peripheral neuropathy, can also sometimes cause hand pain. DeQuervain's disease is a swelling and inflammation of the tendon around the thumb, causing pain in the thumb and lower arm. Trauma or injury to any of the structures in the hand is another common cause of hand pain. Medically Reviewed by a Doctor on 3/2/2017.