What is a serious bone infection that may result from a compound fracture and become chronic later?

Bulimia nervosa is characterized by a. a refusal to eat enough food to maintain normal, healthy body weight and/or the use of measures to produce severe weight loss. b. high fat intake and low level of physical activity. c. alternating binge eating and purging through vomiting, laxatives, or diuretics. d. normal food consumption interrupted by episodes of high consumption, resulting in obesity.

How can a person  best  reduce the risk of injuries on the road?  

When exercising, you shouldn’t go past to avoid an injury.