This could be called many things but here is one of them:
<u>Exercise bulimia.</u>
EXPLANATION:
Exercise bulimia is a pathologic condition. Some of the characteristics of exercise bulimia are similar to bulimia nervosa. Bulimia nervosa is an eating disorder in which the person starts eating excessively. This leads them to vomit and a condition called diarrhea. A person attacked with exercise bulimia doesn’t eat much. Instead, they over-exercise to burn fat and calories.
<h2><u><em>I hope this answer helps you out. Please note that the answer to this question could be many things so I cannot give you an exact answer. Have a nice day :D.</em></u></h2>
Anorexia athletica also known as Exercise Bulimia is a form of an eating disorder where an individual exercises to the point of malnourishment, injury and even death. Anorexia athletica is an eating disorder characterized by excessive and compulsive exercising.
Not enough information is given but my mom is in the medical feild and she says that a condition common with age is presbyopia. It causes the leanses in your eye to become less flexable and less able to thicken therefore less able to focus on near by objects. Another is catteracts which I assume you already know about so I will not explain.