C experiment because you can do experiments on people by giving them extra sugar to see who they react
High body mass index is an indicator of obesity and fatness. A body mass index of 31 is very high and this indicates that Jane is highly obese and over-weight. Jane might have osteoarthritis. The doctor should advise her to get her Vitamin D, Calcium, Creatinine, and joint aspiration, along with an MRI/CT scan of the joint.
Well in a fat diet, you eat lots of food, stuff you want, you don't control yourself,
while in low diet, you eat foods with low calorie to lose weight
Answer:
There aren't many tips that can be given this late (exercise is something you get better at doing over time), but I can say this:
Breath IN through your mouth, and OUT through your nose. This helps keep your oxygen levels higher so you don't run out of energy.
Don't over-exert yourself in the beginning. Humans are 'endurance predators', so it's bad to run as hard and fast as you can in the beginning because you will drain your energy too soon.