Psychoactive drugs are a class of chemical substances that act on the central nervous system and can alter behavior and cognition. All psychoactive drugs are highly fat-soluble and thus cross the blood-brain barrier readily.

In one paragraph, explain how technology has influenced the perception of body image and weight management in both negative and positive ways. use supporting details in the form of facts, statistics, and examples. in another paragraph, describe an individual healthy weight-management plan. the plan should include specific details about goals, diet, exercise, and evaluative monitoring.

As a result if excessive vomiting people with bulimia often have low levels

Neuronfan the three major causes that can contribute to mental health disorders are physical, psychological, and environmental. physical factors are genetics, brain damage, exposure to toxins, and poor nutrition. psychological factors are early loss of a family member, severe trauma, and childhood neglect. environmental factors are death/divorce, dysfunctional family life, poverty, change, and substance abuse.