Jason R. Karp, Ph.D.

The National Weight Control Registry is the largest database ever assembled on individuals who have been successful at long-term maintenance of weight loss. Researchers have uncovered six habits that characterize those who have been able to not only lose weight but keep it off over the long-term.

You don’t need to lift dumbbells or use weight machines to get stronger and more defined. And neither do your clients. The key to increasing muscular endurance and developing shapely muscles is to combine low-to-moderate resistance with short recovery intervals between sets. Check out this sprint/body-weight circuit that is both fun and effective for improving endurance and enhancing appearance.

When it comes to health and fitness, research confirms that short workouts can offer huge benefits, but many people believe you have to exercise for long periods of time to become highly fit. Not so, says Dr. Jason Karp, who shares his highly effective and time-efficient 14-minute metabolic workouts, which you can use with your clients to help them increase both cardiovascular fitness and muscular strength and endurance.

Running has never been more popular, and chances are you have clients who not only want to finish the races they enter, but want to finish them faster than the time before. As a health and exercise professional, you know what it takes to help your clients get stronger and healthier, but do you know how to help them get faster? Here’s what you need to know to do just that.

You don’t need to lift dumbbells or use weight machines to get stronger and more defined. And neither do your clients. The key to increasing muscular endurance and developing shapely muscles is to combine low-to-moderate resistance with short recovery intervals between sets. Check out this sprint/body-weight circuit that is both fun and effective for improving endurance and enhancing appearance.

When it comes to raising resting metabolic rate (RMR), there is a wide range of information and opinions available, most of which are not backed up by scientific research. From strength training to excess post-exercise oxygen consumption (EPOC), here is what the research says about RMR and what can—and cannot—be done to raise it.

When it comes to health and fitness, research confirms that short workouts can offer huge benefits, but many people believe you have to exercise for long periods of time to become highly fit. Not so, says Dr. Jason Karp, who shares his highly effective and time-efficient 14-minute metabolic workouts, which you can use with your clients to help them increase both cardiovascular fitness and muscular strength and endurance.