Julia Sullivan is a health and fitness writer, editor and content strategist well as a certified personal trainer. Her byline is in many publications from Harper's Bazaar to SELF Magazine to brand ...

Pre-work 45-minute HIIT sessions, evenings spent maxing out your squat, or long weekend runs may have become the expected norm when we think of 'serious' – and therefore daunting and inaccessible – ...

Hard though it is to believe, some people don’t enjoy jogging. That’s why online fitness coach Jeremy Ethier conducted an experiment into which cardio exercises rival or beat jogging for fat burn.

Five minutes sounds trivial. It is shorter than a tea break and barely enough time to scroll headlines. Yet the human body responds quickly to stress, even in short bursts. The real question is not ...

Have you ever been to a yoga class and found yourself clock-watching halfway through? Holding each pose can feel endless, and somehow, there’s still 45 minutes left of the class. Surely I'm not the ...

Sit-up and crunches be gone - just 15 minutes of Pilates can build up core strength, and improve mobility and flexibility ...

Fitness advice spreads fast online, but not all of it is grounded in science. Research reveals which popular trends hold up and which don’t.

Workouts No sit-ups or crunches, this is the simple Pilates exercise I use to sculpt all of the muscles in my core Workouts Not squats or lunges — this is the simple Pilates exercise I use to build ...

Workouts I’m a personal trainer who works with seniors — these are the 4 balance exercises I wish everyone would do before they turn 60, to build strength and stability Workouts I tried a 10-minute ...

(CNN) — So how much sleep do kids really need? It’s more than many parents may think. The National Sleep Foundation recommends 14 to 17 hours for newborns, 12 to 15 for infants, 11 to 14 for toddlers, ...