Training
Training Blogs
High intensity vs. low intensity for weight loss
August 5, 2010By Alex Hutchinson
This week’s Jockology column in the Globe and Mail takes a look at what workout intensity is best for losing weight. Some recent studies suggest that high-intensity exercise can help fight the “efficiency trap” that occurs when you start losing weight and your body tries to revert to your original weight. Other studies suggest that very low intensity physical activity can burn calories without stimulating your appetite hormones. The one suggestion that doesn’t check out is the so-called “fat-burning” zone, according to a recent Australian study in which mice were engineered to burn more fat than carbohydrate. For details, read the full article here.
Alex Hutchinson
Alex Hutchinson is the author of "Which Comes First, Cardio or Weights? Fitness Myths, Training Truths, and Other Surprising Discoveries from the Science of Exercise," published in 2011 by McClelland & Stewart (http://CardioOrWeights.com). He is a senior editor at Canadian Running, and a regular columnist on the science of fitness for the Globe and Mail. Alex competed for the Canadian national team in track, cross-country and road running between 1997 and 2008.
Also by Alex:
- The brain chemistry of running groups
- A new running injury to worry about?
- Stride rate, running speed, and "cruise control" for runners
Want to read more?
Go to Alex's archive
