Any of our feelings or emotions – in essence, any psychological sensation – is based on brain activity. The fact that the brain, this physical entity,

Abuse of a chemical leading to a worsening condition or disease requiring clinical treatment, as evidenced by one or more of the following symptoms: Periodic

Focusing on what exactly can be called harmful use of drugs or use associated with harmful effects for a person taking drugs, or for other

Since, as a rule, people do not use drugs for medical purposes, it will be absolutely right to say that they like the sensations given

Experts from the World Health Organization recognize that their definition of drugs is very broad. For research and practical purposes, all substances falling under the

“Smoking, alcohol and drugs destroy the family, raise the cost of health care, overwhelm the educational, criminal procedure and social systems of the nation and

Before finishing the historical consideration of the subject, one should pay attention to the interesting and long-standing relationship between the use of psychoactive substances as

Drugs are familiar to people for several thousand years. They were consumed by people of different cultures, for different purposes: during religious ceremonies, to recuperate,

If stimulants are taken for a long time and regularly, new problems arise. One of them is the development of tolerance to the drug, and

At high doses of stimulants, a characteristic psychosis is observed. Laboratory studies, when volunteers take amphetamines, cocaine, phenmethrazine (Preludin) or methylphenidates (Ritalin), confirm this. Such