One type of personal health moniter can predict the amount of calories a person burns. Is this true or false?

What is one technique to a person get proper sleep? eat a heavy meal before bed. exercise intensely before bed. practice relaxation breathing before bed. use electronics before bed.

Which influences are classified as part of your social environment? a) traits b) friends c) habits d) foods? me !

Is the principle whereby improvement occurs when increased demands are made upon the body