Cardiovascular fitness is the foundation of endurance, stamina, and heart health.

But how do you know if your cardio fitness is actually where it should be?

Your body gives you clear signs when things are working well.

fit, happy couple running outdoors through trails on a sunny day

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If you check off most of the signs below, your cardiovascular fitness is likely solid.

If not, no worriesthere are plenty of ways to improve it.

Good cardio fitness isn’t just about performance in the gymit directly impacts your overall well-being.

mature man running up stadium stairs, cardio habits that destroy your body after 50 concept

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Simply put, the better your cardiovascular fitness, your quality of life is better.

If your heart rate drops significantly within one or two minutes post-workout, your cardiovascular system functions efficiently.

Endurance and stamina are clear signs of strong heart and lung function.

Woman uses smartwatch to check her resting heart rate while laying in bed

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Your body can efficiently use oxygen and manage energy demands over an extended period.

You don’t have to spend hours on a treadmill to see results.

Here are some of the best ways to build a stronger heart and lungs:

exercise sweat

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fit man trail running, concept of fitness habits that destroy body before 50

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man sweating at gym

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