Answer:
Lubricates joints and body cells
There is nothing to divide
It depends on how the skin went away if you where biting your lips it can take up to 2-3 weeks
Answer: you can eat healthier and make better choices in your diet and work out with a schedule when you should for the week
Note: eating only vegetables and fruits does not mean you're eating healthy you need to eat all of the main food groups unless your fat then you need to ask a professional on what your diet should be.