Walking? Lifting weights? Does it matter what zone you’re in? I have answers.

As you go through your day, you may not think about your heart, the organ central to your life as it pumps blood throughout your body. But that can change quickly if you experience a potentially ...

Plenty of research touts the importance of cardiorespiratory fitness (CRF)—also known as cardio fitness, cardiovascular endurance, and aerobic fitness—as a health marker, as well as an athletic ...

Does cardio make it harder to reach a personal weight lifting record? Does lifting weights compromise your mile time? We asked the experts.

Is soft cardio the missing piece of your workout routine? We spoke to a sports medicine physician and a pro trainer to find out.

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. The Cardio Load ...

All of these movements reduce sedentary time, are gentle on joints, have a low barrier to entry, are sustainable for many people, and would probably improve your mood. Soft cardio has it's place, but ...

Ageing doesn't have to be synonymous with physical deterioration and loss of vitality. But when we hit 50, should we prioritise cardio or strength training to maintain our health? Maybe it's even ...