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Alex "Iron Doc" McDonald: 7 Principles of Ironman Fueling #7 – Fueling Starts 48 Before the Race
07/21/10: Endurance events, especially ultra-endurance events require almost every spare ounce of energy that our bodies can utilize, this becomes even more important when competition, not just finishing, comes into play. As such, we must make sure to arrive (Read More)

Alex "Iron Doc" McDonald: 7 Principles of Ironman Fueling #6 - Electrolytes
05/25/10: Many athletes are familiar with the image of an athlete towards the end of their workout or race on a hot day, they are sweaty and often caked in a grainy white powder, electrolytes lost in sweat. Furthermore, many athletes have heard about the (Read More)

Alex "Iron Doc" McDonald: 7 Principles of Ironman Fueling #5 - Training vs. Race Nutrition (Careful it’s a trick question…)
05/17/10: As you may have already gleaned simply by reading the title of this article there should be little, if any difference between how an athlete fuels their body on race day and how an athlete fuels on long training days. This may seem like a very (Read More)

Alex "Iron Doc" McDonald: 7 Principles of Ironman Fueling – Use Fast Fuel; Part 3 of 8
02/24/10: In the previous installment of this series, the importance of carbohydrate and the body’s supply of carbohydrate was discussed. (Part 1, Read More)

Alex "Iron Doc" McDonald: 7 Principles of Ironman Fueling – You Have 2 Hours of Fuel; Part 2 of 8
02/02/10: Many athletes find themselves dragging through the end of longer workouts. They feel good at first, but then find that they run out of steam and lose power and or speed. Often this is because without proper fuel, the body only has only about 2 (Read More)

Alex "Iron Doc" McDonald: Performance Enhancing Substances; and a Personal Note
03/16/09: It has been a while since I have found time to write my regular column here for Xtri.com. With the holidays and training over the last few months I have been a little busy. However, I am back now and plan to contribute regularly and continue to (Read More)

Alex "Iron Doc" McDonald: Caffeine and Endurance Athletics
02/19/09: Many athletes use caffeine before and during competition with the goal to boost physical performance. Energy Drinks, coffee and other products claiming to pack a punch are heavily marketed toward (Read More)

Alex "Iron Doc" McDonald - Plantar Fasciitis: Overview, Prevention and Treatment
11/04/08: Plantar fasciitis is an irritation of the tissues surrounding the muscles and tendons in the bottom of the foot. Often caused by repeated activity with inefficient rest or increasing activity too quickly. Traditionally this occurs in runners who’s (Read More)

Alex "Iron Doc" McDonald: Heart Rate Training, a Valuable Tool yet Imperfect Science
11/03/08: Training by Heart Rate (HR) and with a Heart Rate Monitor (HRM) is a very important and useful tool for any endurance athlete. It is a relatively unbiased and somewhat repeatable measure of how hard the body is working. Endurance athletes can (Read More)

Alex "Iron Doc" McDonald: Non-Steroidal Anti-Inflammatory Medication and Endurance Athletics
10/22/08: Non-Steroidal Anti-Inflammatory (NSAIDs), such as advil/ibuprofen, aleve/naproxen or aspirin are popular analgesics among endurance athletes, however, it is important to keep in mind that they are pharmaceuticals and can have a potent effect on the (Read More)

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