Those who crave risk or novelty respond to fear differently from others. They see stressors as challenges to master, not threats that can crush them.| Psychology Today
Boredom is at once both easy to identify and difficult to define. A small but growing collection of scientists have devoted their research to boredom, and some conceive of the state as a signal for change. Boredom indicates that a current activity or situation isn’t providing engagement or meaning—so that the person can hopefully shift their attention to something more fulfilling.| Psychology Today
Dopamine is known as the feel-good neurotransmitter—a chemical that ferries information between neurons. The brain releases it when we eat food that we crave or while we have sex, contributing to feelings of pleasure and satisfaction as part of the reward system. This important neurochemical boosts mood, motivation, and attention, and helps regulate movement, learning, and emotional responses.| Psychology Today
Adolescence is the transitional stage from childhood to adulthood that occurs between ages 13 and 19. The physical and psychological changes that take place in adolescence often start earlier, during the preteen or "tween" years: between ages 9 and 12.| Psychology Today