7 Lung Health Myths, Debunked

There's a lot of confusing advice out there about lung health. Here are seven common myths, and what's actually true.

Myth 1: You can "detox" your lungs

Healthy lungs clean themselves continuously using mucus and tiny hair-like structures called cilia that sweep particles out. No tea, pill or spray scrubs your lungs clean. Be skeptical of any product claiming to.

Myth 2: Exercise makes your lungs bigger

Exercise doesn't meaningfully increase lung size in healthy adults. It improves how efficiently your body uses oxygen — which is why fitness makes breathing feel easier.

Myth 3: It's too late to quit smoking

It's never too late. Quitting at any age slows further lung function decline and lowers the risk of many diseases.

Myth 4: Only smokers get lung disease

Air pollution, secondhand smoke, radon, workplace dust and chemicals, genetics and infections all play a role. Many people with lung disease never smoked.

Myth 5: Indoor air is always cleaner

Indoor air can contain more pollutants than outdoor air, from cooking, cleaning products, mold and dust. Ventilation matters.

Myth 6: Shortness of breath is just aging

Some changes with age are normal, but new or worsening breathlessness during everyday activities is worth checking with your doctor.

Myth 7: Supplements can replace medicine

A supplement like BreathiZen® can be part of a healthy daily routine, but it's never a substitute for prescribed treatment, an inhaler, or medical care for a lung condition.

These statements have not been evaluated by the FDA. BreathiZen® is a dietary supplement and is not intended to diagnose, treat, cure or prevent any disease. Please talk to your doctor before starting any supplement.