The spinning sensation and dizziness you get from vertigo can limit your activities and make you feel sick. Depending on the cause, though, some simple maneuvers you can do at home might bring relief.
The most common type is BPPV (benign paroxysmal positional vertigo), and it's also the easiest to treat. BPPV happens when small crystals of calcium get loose in your inner ear. You may feel it when you're getting in or out of bed, or tilting your head up. People over 60 are more likely to get this form.
It doesn't happen often. But most summers, several Americans -- usually healthy, young people -- suffer sudden, tragic deaths from a brain-eating amoeba.
What is this scary bug? How does it get to the brain? Where is it and how can I avoid it? WebMD answers these and other questions.