Answer:
the first on is all of the above, im not sure about the second one but weight gain is one of the answers for it
Explanation:
that depends on you and your choices you have to put your lifestyle lol
Answer: The method used would be a clinical study design.
Explanation:
The clinical study design - This can be defined as research studies which involve the formulation of trials and experiments. The clinical study design can be seen as observational studies in medical, clinical and other types of research involving human beings