Circuit training is a workout routine that combines cardiovascular fitness and resistance training. It was first proposed in the late 1950s as a method to develop general fitness. The initial routines were arranged in a circle, alternating betwee... Read more
We've already debunked some outdated diet rules, but what about fitness? Just as there is plenty of questionable diet and weight-loss advice going around, some exercise "rules" that people live by are downright misleading, misguided or... Read more
"Time is money," Benjamin Franklin advised a young tradesman in a 1748 essay. Although we don’t know to what extent he applied Franklin’s wisdom, most of us do understand the implications of this adage in our own lives. When it... Read more
When you think about “fitness classes,” what images come to mind? Do you picture skinny people (leg warmers included) jumping around and kicking their legs to loud music? Although that might have been the case 10 or 20 years ago, the late... Read more
SparkPeople’s Exercise Reference Guides offer an in-depth look at the principles of fitness.
What is Aerobic Exercise?
The American College of Sports Medicine (ACSM) defines aerobic exercise as "any activity that uses large muscle... Read more
Hi; first time here. I just started weight training again today. I have a small home gym and it would be more convenient if I could split my workout in the course of a day. Since I don't go to a gym, I don't need to get it done all at once.
... Read more
Hi! I'm a 45-yr-old female. In this past year I've discovered fitness, nutrition, and how to accomplish my goals. I am feeling wonderful!!! The problem is I am not meeting my protein according to the "equation". On top of that, I workout pretty hard,... Read more
Hi guys! I am new to this site and am greatly in need of a workout buddy to share accountability with and to keep each other motivated! I have the greatest intentions every evening for the day ahead, but every morning seems to drag and all my time ge... Read more
"Zero in to tackle your trouble zones and lose up to 5 pounds a week! Eliminate love handles, muffin tops, and wobbly arms for good!" That's what Jillian Michaels' new DVD, No More Trouble Zones, promises to deliver. Her people contacted us to see if... Read more
The holiday season has officially started, and you may have already noticed your fitness routine start to slip a little. To keep your motivation high in the crazy days ahead, we've created this fun, calorie-blasting cardio and strength circuit wo... Read more
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