By Dr. Mercola
Did you know that in northern countries, which have dark, cold winters, couples are less likely to conceive during the winter, whereas conception rates peak in the summer?
There are a number of reasons why this association exists, but new research highlights vitamin D as one of the most important variable.
Vitamin D, a steroid hormone that influences virtually every cell in your body and has been positively linked to health conditions ranging from cancer to heart disease, may significantly boost fertility in both men and women. >