Jenn's Losing It

Isometric exercises, in which you hold a position perfectly still for a few seconds, trigger a ton of activity in your muscles—a real boon to boosting strength and endurance. (Just think how quickly you feel it in your biceps when carrying a bunch of grocery bags.) Do these exercises up to three times through as a circuit, medium dumbbells optional. Hold each one for at least 10 seconds, then rest for a moment before moving on to the next exercise. You can also use them in supersets to compliment their moving-exercise counterparts (i.e., do a set of 10 squats and then move #1, a wall seat; do a set of 10 close-arm pushups and then move #2, low plank, etc.). Or, just sneak one in here and there for a little tone-up throughout the day. (Skip ‘em entirely, though, if you’re pregnant or have high blood pressure—isometric action can elevate BP levels.) —Amy Roberts, NASM-CPT MOVE  1 Wall Seat JENNIFER WEAVER Get your thigh muscles firing (and burning). Place your feet about 18 inches fr...

By Laura Schwecherl • Greatist.com Kettlebells are all bells, no whistles. Resembling a mini-bowling ball with a handle, kettlebells are great for cardio, strength and flexibility training. Start by picking up the weight of your choice—women usually grab between 8 to16 kg weights, while men go for 16 to 32 kg, though these weights vary depending on the exercises of choice. (No harm in starting low and working your way up.) Reps and sets will depend on intensity and fitness levels, for most of these moves, we recommend aiming for three to five sets of 10 to 30 reps with good form. (We suggest starting things up with a trainer or kettlebell aficionado to make sure everything’s kosher). Ready to rock? Let’s give these kettlebells a swing, snatch, or clean! 1. Two-handed kettlebell swing Targets: Shoulders, back, hips, glutes, legs Level: Beginner How to: This exercise is all the kettlebell rage. Stand up straight, with feet a bit wider than hip-distance apart. Grab hold of ...

Which workouts earn the most calorie after-burn?  Check out these figures so you can keep working on yours! 45 Min Spinning Class burns 519 calories during and 190 post workout 60 Min Interval Running burns 515 calories during and 75 post workout 30 Min Steady Running burns 485 calories during and 35 post workout 40 Min Walk burns 369 during and 49 post workout 50 Min Strength Training burns 161 during and 14 post workout 19 Min Circuit Training burns 109 during and 25 post workout Fitness Magazine July/August 2011