This represents the percentage of each dollar of a company's revenue available after accounting for cost of goods sold. If a company produces phones and earns $32 million in sales but pays $24 million for the items sold, then the company's gross profit margin would be ($32M - $24M) / $32M = 25 percent.
The causes of burning feet are numerous and varied, ranging from simple fatigue to more serious conditions such as a nerve damage or circulatory issues. Therefore, the underlying cause should be diagnosed as soon as possible to avoid long-term damage and morbidity.
Possible Causes of Numbness in Hands and Feet. 1. Multiple Sclerosis. Multiple sclerosis, or MS, is a type of autoimmune disease that affects the spinal cord and brain. It is due to damage of the myelin sheath, the protective covering around the nerve cells. In addition to numbness, other symptoms of MS include loss of balance, difficulty in moving the legs and arms, and muscle spasms. 2. Herniated Disc. Herniated discs may cause numbness in hands and feet as well as a tingling sensation. A herniated disc is when the cushioning between your discs or bones in the spine is pinched. The most common symptoms include numbness, pain or weakness in the lower back, an arm or a leg. 3. Vitamin B12 Deficiency