What's 30 minutes long, requires two dumbbells and builds full-body muscle? This short high-intensity workout. You don't need a gym's worth of equipment to get started, and it'll strengthen your core ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images You're busy — there's work to do, chores to finish, social events to attend ...

As a fitness editor, I love that deep core shake you get after a minute-long plank. That said, if I’m in a busy gym, or I’m taking my workout outside now the weather is nicer, the chances are I’ll ...