The quality of family relationships, including social support (e.g., providing love, advice, and care) and strain (e.g., arguments, being critical, making too many demands), can influence well-being through psychosocial, behavioral, and physiological pathways.
Internal influences: Internal influences simply come from users' own mindset and way of living. These are all the personal feelings, self-conceptions, feelings , attitudes, ways of life, encouragement and recollection of consumers
External influences: Media, friends, family, environment and laws.
Hope this helped!
Walking- slower and better for knees
running- faster and worse for knees