How to improve leg speed. Once you have built a good aerobic base and are able to get around your chosen distance, the next target is likely to be to run it faster. To do this you need to increase the speed at which you can turn your legs over. You will make these improvements if you introduce some speed work into your training sessions. Below are sessions that you could include in your programme. 1. Fartlek.
These vitamins help the process your body uses to get or make energy from the food you eat. They also help form red blood cells. You can get B vitamins from proteins such as fish, poultry, meat, eggs, and dairy products. Leafy green vegetables, beans, and peas also have B vitamins. Many cereals and some breads have added B vitamins. Not getting enough of certain B vitamins can cause diseases. A lack of B12 or B6 can cause anemia. 1  Vitamin B12 (National Institutes of Health, Office of Dietary Supplements) Also in Spanish.  Vitamin B6 (National Institutes of Health, Office of Dietary Supplements) Also in Spanish.
The AREDS study used vitamin C, 500 mg; vitamin E, 400 IU; beta-carotene, 15 mg (approximately 25,000 IU vitamin A); zinc 80 mg as zinc oxide; and copper, 2 mg, as cupric oxide. (The copper was added to prevent copper-deficiency anemia, an adverse effect of high-dose zinc.)