What percentage of healthcare spending is spent on prevention?

Fitness evaluations are usually design for certain group of people

An electric shock can result in anything from a slight tingling sensation to immediate cardiac arrest. the severity depends on the amount of current flowing through the body, the current's path through the body, the length of time the body remains in the circuit, and the current's

Sanjay weighs 185 pounds. at the shopping mall, sanjay can use the stairs or take the escalator. in 30 minutes, how many more calories could sanjay burn by climbing stairs than by standing on an escalator? which activities did you choose from the list to arrive at your answer?