How much air do we breathe in a day?

We breathe without even thinking about it, but have you ever stopped to consider just how much air we actually inhale and exhale each day? The amount might surprise you. And what’s even more astonishing is the difference in air consumption between someone at rest and an athlete engaged in strenuous exercise.

At-Rest Breath

According to a paper ¹, at rest, a typical adult male breathes in about 0.5 liters of air per breath and breathes 12 times per minute. This translates to roughly 6 liters of air per minute. This is because our body’s oxygen needs are lower when we are resting, so we take shallower breaths at a slower rate.

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