IMPERIAL— Teenagers lifted, lunged, and biked during the Circuit Training teen camp at the 4:13 Fitness Center on Tuesday, ...

What do two teachers, a firefighter, an insight manager and a physiotherapist from Birmingham all have in common? They’re all among the fittest women in the UK. That is, after Ruth Hitchen, Beth ...

If you only have 15 minutes to sweat, it's easy to skip out on a workout. I mean, how much can you really accomplish in 15 minutes, right? Umm, a lot, actually—if you spend them wisely. That's the ...

Circuit training involves quickly rotating through a series of exercises targeting different areas of the body. You can do it at the gym, at home, or during an exercise class. Share on Pinterest Getty ...