Can be harmful to our health and lead to problems such as depression if we don’t learn to handle it properly.

Answer the lack of variation in activity can lead to boredom and eventually cause exercise to stop;

Personality is a mixture of characteristics/qualities that form an individual's distinctive persona. it can be influenced by environmental and biological factors; one's culture is a most important factor that shape personality. extreme mood swings, unstable relationships, distorted self-image, impulsive/risky behavior, explosive anger, chronic feelings of sadness/emptiness, etc. these could indicate that someone could have a personality disorder.