Select the technology that allows the person exercising to track his or her thrz.

gps and video camera
headphones and smart phone apps
bathroom scale and stopwatch
wrist monitor and chest straps

What is the answer to this particular question i have in health

Protein provides 4 calories per gram. mary is on a diet that requires her to eat atleast 40 grams of protein each day. shes eaten 152 calories of protein today. how much more protein does mary need to eat to meet her goal?

The goal of the flu vaccine is to prevent you from becoming infected with influenza. select the best answer from the choices provided. t f