PHILADELPHIA (WPVI) -- Shoshana shows us a workout that can be used as both a high-intensity warm-up or as a more core-centered exercise.

YOUR ARM WORKOUTS are, more than likely, focused on two very important muscles: the biceps and triceps. These big muscles take up the front and rear of your upper arms, respectively. They're notable ...

Any time I do a high-volume intense workout that builds muscle, my goal is to challenge myself mentally and physically. High-volume training can take many forms—unlike strength training, where you ...

Sore arms and biceps after a challenging upper-body workout are normal maybe even to be expected, since sore muscles are part of the natural muscle-repair process that ultimately makes you stronger.

High intensity interval training (HIIT) can offer significant health benefits to people with weight loss goals by burning more calories, reducing body fat, and improving general well-being. HIIT can ...

Adults need 150 minutes a week – about 20 minutes per day – of moderate to intense physical activity, according to guidelines from the Department of Health and Human Services. This can take the form ...

(NEW YORK) — Amanda Tighe can do pushups, pullups, handstands and just about every other exercise that requires a full-body effort. And Tighe, of Connecticut, does it all with one arm. The 33-year-old ...

Research suggests that short, intense bursts of exercise like taking the stairs can have long-term health benefits.VioletaStoimenova/Getty Images Short, intense workout could help you get fit faster, ...

Nick Blackmer is a librarian, fact-checker, and researcher with more than 20 years of experience in consumer-facing health and wellness content. High-intensity interval training (HIIT) is beneficial ...

Low-intensity exercise is thought to be better for keeping this “stress hormone” in check. But scientists say cortisol plays a crucial role in fueling your workout. Often called the “stress hormone,” ...