Abbreviation: AFO. Any of a class of external orthopedic appliances, braces, or splints devised to control, limit, or assist foot and ankle motion and provide leg support. Typically, orthotics are made of lightweight materials such as thermoplastics. See: illustration.
Some minerals such as calcium are needed in large quantities, while others such as zinc are only needed in trace amounts. Zinc is an essential mineral that is important for keeping your immune system strong and helps your body fight infections, heal wounds and repair cells.alcium is the most abundant mineral in your body and is found in your bones and blood. Along with the minerals phosphorus and magnesium, calcium gives your bones strength and density.
Minerals help our bodies develop and function. They are essential for good health. Knowing about different minerals and what they do can help you to make sure you get enough of the minerals that you need. Find more definitions on Fitness | General Health | Minerals | Nutrition | Vitamins. Antioxidants are substances that may prevent or delay some types of cell damage. Examples include beta-carotene, lutein, lycopene, selenium, and vitamins C and E. They are found in many foods, including fruits and vegetables.