Probably leaving for food or religious reasons.
Answer:
Okay, so I would suggest starting every morning with a small jog/walk (outside/treadmill. Having a well balanced diet, veggies,fruit,protein,fat. To answer your question... i'm guessing you're think. You can have a some sweets but don't eat them every day. So my main tips, 1. Eat Health 2. Get Yourself on a workout routine 3. Good Sleep (9-10 hours).
Explanation:
Jogging/walking gets you warmed up and its cardio, which is good for your heart,
P.S. If you ever nead more help friend me and ask a question.
I hope this helps
UwU
Answer: Well, Simply, you'd need some type of survival training, let's saying theoretically this world had some equivalent features to earth itself, you'd first need to gather sticks and rocks make a campfire then build a tent out of certain things in the woods, to survive the first night early morning would be the best time to head out and try to find resources or even civilization, if nothing is found, the other way of survival would be to get a large stick and with anything sharp your's want to shape part of the stick to be pointy thus making it a spear and trying to catch fish with it.
The answer is Presidential Democracy because the president is elected by the popular vote like the president is in the U.S.