Strength training increases your metabolism and supports long-term fat loss. Doing HIIT can burn up to 30% more calories than other exercises. Balancing intensity, recovery, and variety improves ...

Steady-state cardio focuses on keeping a consistent, moderate pace, while HIIT uses short bursts of hard work and short bursts of rest. Steady-state cardio is easier to sustain and may lead to more ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. High intensity ...

Dr. Shields is a physical therapist with a background in English Literature and a passion for healthcare and education. She hopes to combine her clinical expertise with her love of writing, establish ...