Cardio: meaning, definitions and examples

Informal situations when referring to any exercise that raises heart rate and increases breathing.

• I need to do some cardio to lose weight.
• Running is my favorite type of cardio.

Formal discussions or written contexts, often in medical or scientific settings, when referencing exercises that improve oxygen consumption by the body.

• Doctors recommend at least 30 minutes of aerobic exercise daily.
• Swimming is a great form of aerobic exercise.

Formal discussions about physical activities that specifically target the cardiovascular system, improving heart and lung function.

• Cardiovascular exercise is essential for maintaining a healthy heart.
• She incorporates cardiovascular exercise into her fitness routine.

Used in professional or athletic contexts to describe a structured exercise regimen aimed at improving cardiovascular endurance and performance.

• The athlete's cardiovascular training includes long-distance running and interval training.
• Consistent cardiovascular training can significantly boost stamina.

Typically used informally to refer to cardiovascular exercise or activities that increase heart rate. Common in fitness and gym environments.

• I'm heading to the gym for some cardio.
• Cardio exercises like running are great for burning calories.

Used in a more technical or medical context to describe the system in the body that includes the heart and blood vessels. Often found in health and science discussions.

• The cardiovascular system is responsible for pumping blood throughout the body.
• Doctors are studying the effects of diet on the cardiovascular system.

Often used interchangeably with 'cardiovascular system,' but can be broader, including the lymphatic system. Common in biology and educational contexts.

• The circulatory system comprises the heart, blood vessels, and blood.
• Learning about the circulatory system is essential in biology classes.

Used to describe the components of the cardiovascular system in simpler terms, often for clarity or when speaking to a general audience.

• Exercise is important for maintaining a healthy heart and blood vessels.
• The doctor explained how the heart and blood vessels work together.