Video Quiz: Vitamin D (Before and After)

Why do vitamin D levels tend to fall during the winter months?

People have less access to sunlight during winter.

In the Northern Hemisphere, during which month of the year are vitamin D levels most likely the highest?

September

Scientists have determined that increasing vitamin D in older people can improve their balance and coordination because vitamin D _____.

binds to targets in muscle cells, boosting the amount of energy muscles can produce

Most of the vitamin D we need is ____.

made in our skin when we are exposed to sunlight idk

After spending _____ minutes in the sun every day for five months, all of the volunteers in the vitamin D study showed increased levels of vitamin D, as well as improvements in their mobility.

10

Vitamin D deficiency is particularly common in people _____ years old.

over 65