THC is one of the most common types of cannabinoids, which is a type of psychoactive that can be found in marijuana . Its functional groups are the Benzene ring, secondary alcohol, 3 methyl groups, and an oxane ring. It is known to cause problems in senses, moods, motor movement, cognitive ability and with high doses, it can cause hallucinations, delusions and psychosis. Although adults are affected by marijuana, children under the age of 18 are particularly susceptible to THC, since it can interfere with brain development. When consumed as a child, THC can cause problems in brain connectivity and affect attention, memory, problem-solving skills, behavior, and overall cognitive abilities .