Answer:
In order to accurately evaluate progress in a flexibility workout regimen, it is important to establish a baseline level of flexibility and then to track progress during the regimen from that starting point. A baseline establishes where an individual is before starting a program; without a baseline, it would be difficult to know how much progress has been made as a result of the workout regimen. Tracking progress during a regimen is important because that information establishes the effectiveness of the regimen.
Fad diets are claimed to the loss of fat you lose but most times it's water weight you are losing.
A blood test measuring CK levels can help determine how injured his skeletal muscle is.
Your answer is your third choice, critical injury
Because if you feel sad then you won’t want to be able to do anything in life and get up and move around to motivate yourself if you are sad