It best described as Changing, through life
for Example :
The older we are, the less we need caloric intake because we do a lot less physical activity
But when we're old our need for fiber intake will increase because we can't digest our food like our younger days
I believe the answers to this is semen and saliva i think.
Marijuana is the correct answer
There are many lifestyle choices one can make to improve one's healthiness.
Most common here include eating healthier (including a varied amount of vegetables as well as fruits, nuts, seeds, lean meat, good fats, and other important sources of macro and micronutrients) performing more physical activity (here we can include going to the gym, cycling, running, etc), doing more cognitive activities, perhaps meditating, as well as socializing more.