1. the back part of the foot in humans, below and behind the ankle. 2. the corresponding part in other vertebrates. 3. the part of a stocking, shoe, etc., covering the back part of the wearer's foot. 4. a solid raised base attached to the sole of a shoe or boot under the back part of the foot. 5. heels, high-heeled shoes. 6. something resembling the back part of the human foot, as in position or shape: a heel of bread.
Oily Fish. One of the best foods for harder erections. The omega-3 fatty acids in oily fish enhance blood flow around the body and to the penis and strong blood flow is essential for a hard erection. Any of the following are good choices - salmon, mackerel, trout and fresh tuna. Try and have oily fish at least 3 times a week.
Asparagus is considered as one of the most effective food to cure erectile dysfunction due to its nutritional qualities. Asparagus is highly rich in vitamins C, E, B1, PP, B2 and vitamin A. It also has zinc, iron, fibre, potassium and folic acid which works as a natural Viagra.