by Ryan Halvorson
In other sleep news, results of a recent poll might offer a solution for those suffering from poor sleep quality. The findings
present yet another benefit
of exercising regularly.
Produced by the National Sleep Foundation, the 2013 Sleep in America® poll gathered responses from a sampling of adults, aged 23–60, who were asked about exercise levels and sleep quality. Here is a rundown of what the poll found:
by Martina M. Cartwright, PhD, RD
By Martina M. Cartwright, PhD, RD
Winter is nearly over, but is your metabolism still in hibernation? Even if your metabolic rate is slower than a snail climbing a hill of molasses, there are ways to ignite your calorie-burning machine. The key to a supercharged metabolism is stoking the metabolic engine with exercise, food and lifestyle habits that boost energy expenditure. newsletter_teaser: Winter is nearly over, but is your metabolism still in hibernation? Even if your metabolic rate is slower than a snail climbing a hill of molasses, there are ways to ignite your calorie-burning machine. The key to a supercharged metabolism is stoking the metabolic engine with exercise, food and lifestyle habits that boost energy expenditure.
by Martica Heaner, PhD
Catherine Towers forked over $1,000 for a physician-supervised “detox.” “I felt that I needed a drastic change,” says Towers, a brand-marketing consultant in New York City. “Slow weight loss from trying to eat better is uninspiring, so a detox plan was more appealing.”
by Ryan Halvorson
Exercising is a good idea if you want to live a long life. You know that. But have you wondered just how many years you might gain by heading out for a brisk walk?
by Len Kravitz, PhD
Hall, K.D., et al. 2012. Energy balance and its components: Implications for body weight regulation. American Journal of Clinical Nutrition, 95 (4), 989–94. Energy balance represents the complex interplay between the fuel we consume and the energy we exert, which makes this balance integral to the process of losing weight.
by Len Kravitz, PhD
Kettlebells have enjoyed growing popularity as a total-body training tool for improving cardiovascular health and musculoskeletal fitness. Yet for all the enthusiasm among personal trainers, experimental research on the effects of KB training was scant until last year, when studies began showing up in peer-reviewed journals. Here are the recent research findings on KB training.
Study 1. Metabolic Demand of Kettlebell Trainingnewsletter_teaser: Kettlebells have enjoyed growing popularity as a total-body training tool. Yet for all the enthusiasm, experimental research on the effects of KB training was scant until last year. Here are the recent research findings on KB training.
by Ryan Halvorson
Many people exercise in the water because of its low-impact nature. According to research presented in October at the Canadian Cardiovascular Congress, water exercise may provide similar cardiovascular benefits to land-based workouts.
by Roger Vaughan, MS, Len Kravitz, PhD
What Is the Glycemic Index?
The glycemic index is a numerical ranking system used to measure the rate of digestion and absorption of foods and their resultant effect on blood glucose. A food that ranks high on the GI produces a large, momentary spike in glucose after the food is consumed. By contrast, a food with a low GI causes a slower, sustained rise in blood glucose.
by Colin Carriker, MS, Len Kravitz, PhD
The heart is an incredible organ, not only delivering a constant, reliable stream of life-giving oxygen and nutrients, but also responding instantly to challenges like stress, cardiovascular workouts and high-intensity bursts of energy.
