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Healthy lungs are key to your overall health. They help you think clearly, allow your organs and tissues to function smoothly, and help your immune system protect your body.

If you can make one change to mitigate your chances of getting colorectal cancer, it should be this one.

Whether you’re 45 and going for your first screening colonoscopy or having symptoms you’d like to get checked out, you might have questions about what happens during the procedure and how you can prepare.

We answer your questions about working out in cold weather.

Lung cancer screenings have been shown to reduce deaths by 20%-30% in high-risk populations. Learn about who should be screened as well as what to expect during the scan.

In a surgical suite at Barnes-Jewish Hospital, a robotic arm snakes an ultra-thin, ultra-flexible tube through a patient’s airway. Once the tube reaches the lungs, the surgeon operating the device remotely uses a tiny camera to search the area for an abnormal growth, or nodule, that might be cancerous.

Is It a Cold or Allergies? Quiz Yourself

Too young for colorectal cancer? Think again.

Winter’s frigid temperatures often drive us to gather indoors with family and friends, increasing the risk of developing a respiratory illness.

The earlier lung cancer is detected, the better the odds are of successful treatment.