You do not have joints in your tongue so you cannot crack or pop it
yes
Healthy food makes us live longer, have more energy , and we have less health problems.
it makes your heart heathly
For a heathly lifestyle 
it makes your heart heathly
If is full of vitimans and nutrients
Young heathly men.
be cool,jump and boxing
Apples and oranges
Nitrogen
Cracking is correct, as in cracking an egg.
Caterpillars eat leaves and grass to be heathly