Ultimate Guide to Combating Coronavirus Ultimate Guide to Combating Coronavirus


Shocking Update — Sunshine Can Actually Decrease Your Vitamin D Levels

As you no doubt know, exposure to sunlight causes vitamin D to be produced in your skin. But only a portion of the solar spectrum, known as ultraviolet B (UVB),  that has this effect. Other parts of the solar spectrum can have very different  and even harmful effects .

Malignant melanoma has been increasing at an exponential rate in indoor workers since before 1940. The reason may be indoor exposure to UVA radiation. Unlike UVB, which is blocked by glass, UVA can pass through windows.

UVA can cause cancerous mutations, and can also break down the vitamin D formed in your skin after outdoor UVB exposure. And vitamin D is a potent defense against melanoma -- melanoma cells convert it to calcitriol, which causes growth inhibition and apoptotic cell death in vitro and in vivo. New research shows that increased UVA exposures and inadequately maintained cutaneous levels of vitamin D promote melanoma.

Read the Full Article for Free!
Subscribe to the #1 Natural Health Newsletter
  • Unlock censored health information that Google doesn't want you to read
  • Keep your privacy secure — We are no longer active on Facebook and are blocking our content from Google search to ensure your privacy stays protected
  • Get access to all of Dr. Mercola's health articles, E-books and special reports

Existing Subscribers: Enter your email address for instant access