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.
Tweet. Gastroesphageal reflux disease or GERD, is most commonly associated with symptoms of heartburn, a sour taste in the mouth, difficulty in swallowing and chest pain. There is another symptom, however, that is just as common in GERD, despite the fact that it is often overlooked â coughing.