Health
Short articles about health, one idea in each.
- Why your ears pop on a planeThat full, muffled feeling on take-off and landing comes from a small tube between your ear and your throat. Here is what it does, and why landing is often worse.
- Smallpox is the only human disease we have wiped outSmallpox killed hundreds of millions of people in the twentieth century alone. In 1980 the world was declared free of it. Here is how that was done.
- The doctor who drank bacteria to show what causes ulcersFor decades, stomach ulcers were blamed on stress and spicy food. Two doctors in Perth found a bacterium behind many of them, and one of them drank it to make the case.