Why is it hard for people to concentrate on everyday work when they like someone? or their crush touches them and that's all they can think of all day (just an example)

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?

When you have proper posture, your back is arched. a. true b. false

To increase the amount of fibers in a muscle, you need to exercise at low intensity for increasingly longer periods of time.