Diseases, mainly autoimmune, depression, anxiety, a sickness such as a cold or fever, or even just a lack of motivation not linked to depression can be reasons people decrease their physical activity level.
Answer:
Onlookers can decrease the likelihood of a fight through mediation, ignore the people who make negative remarks about other people, refuse to spread rumors, do not relay a threat or insult from one person to another, and stay away from any area where you expect a fight could take place.