3. Not getting enough sleep
Lack of sleep is one of the strongest enemies of health. The body needs an average of 7 hours of healthy sleep to properly function.
The constant lack of sleep can contribute to the development of diabetes or hypertension.
4. Any type of drugs
Maybe not all drugs are addictive, but all of them, including the “safe” ones, are harmful for health.
Besides that, a person suffering from severe drug addiction often goes on the offense only to get another dose.
Diseases of drug addicts are among the most dreaded and incurable, and often lead to death.