Men, Are You Eating Enough to Fuel Your Exercise?
Your unexplained fatigue may be due to calorie deficiency, with serious implications for your health and performance.
nutrient deficiency
Should Vegan Runners Take Vitamin B12?
Vitamin B12 can be a challenge to get enough of, especially if you're over 50, have digestive issues, or follow a vegan diet.
How Can You Detect Nutrient Deficiencies?
Check out Trail Runner magazine's author page.
Ask the Dietitian: Getting Enough Salt and Vitamin D
Today on "Ask the RDN:" How can runners know best whether they're getting enough key nutrients, such as salt and Vitamin D?