vitamin D for athletes

Vitamin D2 or D3 for athletes?

Technically, vitamin D is a hormone and found in a few foods, added to others, and made by the body when exposed to UV light. It’s easy not to get enough D and is one of the most common suboptimal nutrients in athletes. When looking for a vitamin D supplement, you’ll see a couple of options.

hemoglobin levels in runners

Hemoglobin levels for runners

What is hemoglobin? Hemoglobin is a protein in the red blood cell that help transport oxygen. Many athletes, especially runners and other endurance athletes are concerned about their iron levels. This is because iron is a crucial component of hemoglobin. Anemia occurs when hemoglobin levels decrease below normal range, with the most common cause being Read more…