Medically reviewed by Oluseun Olufade, MD Cardio (also called cardiovascular exercise or aerobic exercise) is an important part of staying physically fit. During cardio, your heart beats faster ...

For example, better cardio fitness may improve sleep quality, which can lower stress and anxiety, leading to better mental clarity and higher emotional wellbeing. How do you improve cardio fitness?

Examples of vigorous physical activity include running, hill cycling, circuit training, and fitness boxing. Learn more.

What's the best exercise for the heart? Cardiologist recommends aerobic exercise or cardio like walking, running or swimming to lower heart attack risk.

Experts say you should both lift weights and do cardio — here's how to decide whether resistance training or aerobic exercise should come first in your workout.

Zone 2 cardio exercise is low intensity, helping you build stamina and fitness with less injury risk. Know your heart rate to train smarter not harder.

Recent research from the National Cancer Institute suggests that exercise does more to prevent cancer than previously ...

The gold standard for measuring your aerobic capacity is VO2 max, which requires an extensive, supervised lab test, but it ...

A large new study shows aerobic exercise can substantially reduce the risk of early death from any cause, especially heart disease. The meta-analysis, which includes more than 20 million ...

Skipping rope can be a cardio workout. Shutterstock There are two approaches to maximise cardiovascular endurance: high-intensity interval training (HIIT) – short bouts of hard exercise (around ...

A recent study of activity levels and heart health found that brisk physical activity is more likely to reduce the risk of cardiovascular disease than more moderate levels of exercise.