Man therefore gets his vitamin A by eating plants which are rich in carotenes or by eating those parts of domestic animals which are rich in the vitamin itself: liver, butter and cream from milk; egg yolk; and cod-liver oil.
If the vamp is too loose, your heel may slip out of the shoe, while a vamp that is too tight can cause toe pain or numbness. Counter. The heel counter is the back of the shoe that holds the heel in place. A stiff counter offers greater heel control and stability.
It is often a good idea to seek the advice of a podiatrist before using heel cups to make sure that using them is beneficial. Heel cups or inserts have many different uses. However, incorrect and unnecessary use can possibly lead to some type of injury to the foot or ankle. Some areas of suggested use are as follows: â¢ To deliver the proper support and shock absorption for those with plantar fasciitis.