A chronically high heart rate, even during periods of inactivity, does not automatically mean your teen is ill or using illicit drugs. Although marijuana, cocaine and other drugs can increase your teenâs resting heart rate, anxiety and overconsumption of caffeine can also elevate her resting heart rate to active levels.
Phantom smells, like burnt toast and burning hair, can be a sign of a stroke, but they can also be a sign of other conditions, explains NBC News. A tumor can also cause people to experience phantom smells, as can an infection in the brain. Keep Learning.
No-one can say for sure, says Dr Paul Brent, the chief scientist of Food Standards Australia and New Zealand (FSANZ). No-one has ever investigated whether people who eat a lot of burnt toast have higher cancer rates. And lab rats have never been fed burnt toast to see whether it causes tumours, Brent says. But there are chemicals in burnt toast that have been linked with cancers in both animals and humans.