The four characteristics of a healthful diet are adequacy, balance, moderation, and

a) calories
b) color
c) value
d) variety

Because it is under the health section, i would say chemo but idk much. i'm pretty sure it's either a machine or a pill. sorry if i am wrong

Make a decision because you before you make a decision you have to know what it’s about and do reasearch

Because without physical activity, the body has extra "energy" if you will, and so when it is time for bed you are not tired, so you end up staying up all night. also there is probably an effect on your internal clock, which messes with your melatonin production which goes hand in hand with your sleep cycle