Stimulants such as cocaine cause the body's blood vessels to narrow, constricting blood flow, which forces the heart to

Stimulants such as cocaine cause the body’s blood vessels to narrow, constricting blood flow, which forces the heart to work harder to pump blood through the body. The heart might work so hard that it temporarily loses its natural rhythm. This is why people can die suddenly from a heart attack after using cocaine. teens.drugabuse.gov/drug-facts/stimulants