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.
Myth: You can smell carbon monoxide and sometimes it has a taste. Fact: Carbon monoxide is odorless, colorless and tasteless. Sometimes when people say they can smell it what they really are smelling is the byproducts of the fuel that is burning, not the CO. These fuels also can cause a taste in some people's mouths.act: Carbon monoxide is odorless, colorless and tasteless. Sometimes when people say they can smell it what they really are smelling is the byproducts of the fuel that is burning, not the CO. These fuels also can cause a taste in some people's mouths.