Kettlebells are great for building full-body strength, mobility, and even cardio endurance. The ‘bells are a super-efficient way to work out, since each move works multiple muscle groups. Start off with a two-handed kettlebell swing to learn the ropes before tackling more advanced moves. Ask a trainer if you have any questions to avoid injury due to improper form!

World’s Greatest:

How does a kettlebell champion train? Find out here.

Dumb Luck:

Redefine your workout with these 30 essential dumbbell exercises.