Health and Nutrition

Fueling Rim to Rim to Rim in the Grand Canyon

September 27, 2008 was the day that three of my Northern California friends (Ana Braga-Levaggi, Janet Bodle, and Pam Jolliffe) had picked to run Rim to Rim to Rim in the Grand Canyon. Chris Muller, photographer and fellow ultrarunner from Southern California joined us. I was doing some nutrition research to see what foods/products/liquids and

Understanding Your Feet

by Dave Hannaford, DPM We ask our feet to absorb two to three times body weight with each stride…Our feet are remarkable. They accept this demand and even walk around after the race (sometimes pretty slowly). The average ultrarunner lands on each foot about 5,000 times per hour (give or take a couple hundred). This

Weight Change During a 100-Mile Race

by Marty Hoffman, MD and Tamara Hew-Butler, DPM, PhD As is often the case in life, a little information can be dangerous. Then, as we learn more, we begin to recognize how complicated an issue really is and that we still have a lot to learn. Certainly, that’s been the situation with fluid and electrolyte

Running, Rhabdomyolosis, and Renal Failure – Who’s at Risk

by Tamara Hew-Butler DPM, PhD and Marty Hoffman MD Approximately 40 percent of our total body mass consists of skeletal muscle. Unaccustomed and especially eccentric (muscle lengthening while contracting) exercise can damage muscle cells, causing them to disrupt and release potentially toxic substances into the bloodstream. The term “rhabdomyolysis” literally means the dissolution of skeletal

Read Those Labels

Nutritionists often talk about reading labels, encouraging you to look for healthy ingredients and recognizable foods that are close to their original source, such as whole wheat instead of white flour. But what happens when you pick up a packet of gel, a sports bar or a canister of powdered fuel? The ingredients read more

Nutritional Support for Sport Injuries – Eating your Way to Recovery

You’re an ultrarunner and you have an injury. Bad combination for training, not to mention your sanity. While ice, rest and physical therapy are significant in the treatment of cuts, bruises, muscle and joint injuries, broken bones and swelling, researchers are discovering that what an athlete consumes after being injured and during treatment can either