How do astronauts get vitamin D in space?

How do astronauts get vitamin D in space?

Our skin creates vitamin D when it is exposed to sunlight. It’s needed to keep bones, teeth and muscles healthy. Astronauts don’t get enough vitamin D during space missions, as they are protected from sunlight exposure and are unable to get enough from their food supply.

Is it bad to take multiple multivitamins?

Avoid taking more than one multivitamin product at the same time unless your doctor tells you to. Taking similar vitamin products together can result in a vitamin overdose or serious side effects. Many multivitamin products also contain minerals such as calcium, iron, magnesium, potassium, and zinc.

What vitamins come from the moon?

Because moonlight actually reflects sunlight, it too can boost vitamin D levels, and provides us nitric oxide, which is known to help regulate blood flow and reduce blood pressure.

How healthy do astronauts have to be?

Astronauts have to exercise almost 2 hours a day on special exercise equipment to make their muscles work and stay healthy for their return to Earth. Even on Earth, with gravity pulling against us as we move around, we need to exercise to maintain healthy and strong muscles.

Can you get sunlight through a window?

Virtually all commercial and automobile glass blocks UVB rays. As a result, you will not be able to increase your vitamin D levels by sitting in front of a sunny window, though much of the UVA radiation will penetrate the glass and may be harmful.

Do astronauts have an age limit?

Are there age restrictions? There are no age restrictions for the program. Astronaut candidates selected in the past have ranged between the ages of 26 and 46, with the average age being 34.

Do astronauts get vitamin D supplements in space?

Yes, says Joshua Byerly, a spokesman at the Johnson Space Center in Houston. “We do provide vitamin D supplements for the crews because the food system doesn’t have many sources of vitamin D, and because spacecraft are shielded to block ultraviolet light (one of the ways the body makes vitamin D),” he writes in an email.

Should I take my Vitamins as recommended by NASA?

You say that NASA is following your mother’s advice to take your vitamins while the spokesman for NASA clearly states there is no known benefit from these, which by the way is the most current medical knowledge and these are not required by NASA.

Can astronauts’ vision be affected by deficiencies in space?

It’s well known that astronauts on long-duration missions suffer loss of bone and muscle mass, and deficiencies of calcium and vitamins D and K (found in such greens as broccoli and Brussels sprouts). Recent studies have found that their vision also can be affected.

Do astronauts’ diets affect their vision?

Recent studies have found that their vision also can be affected. For the first 14 expeditions to the ISS (from November 2000 to April 2007), NASA had station crews record their dietary intake once a week and report the data to a flight surgeon in order to establish a clinical nutrition record for ISS astronauts.