1 Drowning can occur in as little as 20 seconds. 2  Don't put your life at risk trying to save your child. 3  If you must enter the water to perform a rescue, bring a flotation device with you. 4  If your child is unconscious and not breathing, call 911 right away.
This vitamin plays an essential role in vision, particularly night vision, normal bone and tooth development, reproduction, and the health of skin and mucous membranes (the mucus-secreting layer that lines body regions such as the respiratory tract).
Vitamin A. Every cell in your body needs vitamin A. This nutrient regulates the growth and division of your cells and it helps your body produce white blood cells when you need to fight an illness or infection. It plays a role in remodeling bone and it keeps the cells that line your body's interior surfaces healthy.