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
If you're new to exercise, overweight, or dealing with pain caused by an injury or a chronic condition like arthritis, your doctor may have recommended that you start a low-impact workout program. But what does "low impact" really mean&... 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
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
It's an excuse many of us have heard or even said ourselves: I want to get fit, but I can't afford a gym membership. While a health club can be a fantastic place to work out, it's not the only way to get fit. In fact, you can enjoy a vari... Read more
2 circuit workouts done. I'm so sick of my weight holding me back in life. I'm the biggest I've ever been. So sick of yo yo dieting!!! I want to succeed. I WILL succeed!! There's still a voice in my head telling me otherwise. :(... Read more
I'm training for my first marathon. It is in May 2015. Anyone else training. Buddies would be awesome. My long run today is going to be 7 miles. Struggling with the cold and getting out there. Anyone else in the same boat?... Read more
If you're doing a lot of weight training, your muscles may be retaining water to help themselves repair. Your weight can also fluctuate based on how much/little water you're drinking, when you weigh, and whether you're close to your TOM.... Read more
I do intervals because I tend to be a "clock-watcher"...I get bored if I'm doing one thing for too long. Breaking my workout into intervals, along with some good music (the Ramones are great for running) make it not seem like utter drudgery.... Read more
If I count what I eat every day and I do at least 30 min of circuit training or interval training about 5 days a week (at home to a DVD), I will lose a pound or two at the end of the week. If I stop counting I will not lose. I call it the two C's... Read more
This is a loaded question! If you ask 10 different trainers, you'd get 10 different answers. One trainer's answer is likely to be based on what they've seen help clients get the best results or their own personal preference for one type o... Read more
I heart Amy Dixon. She's a veteran fitness instructor, master trainer and creator of many wonderful workouts you've probably seen in fitness magazines and DVDs alike. I had the pleasure of meeting her last year at the IDEA World Fitness Conve... Read more
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