Answer:
When measuring wellness, you must consider all components of health. It is related to wellness because you rather be healthy than only mentally health. It's good to be mentally, physically, and be free of diseases.
Answer:
The further it falls the slower the reaction time.
Your muscules need protein so they can build muscle faster and healthier <span />
The factors that affect your health that you can control:
diet
exercise/being active
hygiene
mindset/attitude
lifestyle
medical care
etc
factors that are outside of your control:
genetics
environment (although it is in the hands of us humans, but a person alone can’t do much)
society/culture
Access to mass media and emerging technologies