Answer:
When you breathe in, or inhale, your diaphragm contracts and moves downward. This increases the space in your chest cavity, and your lungs expand into it. The muscles between your ribs also help enlarge the chest cavity. They contract to pull your rib cage both upward and outward when you inhale.
Explanation:
<span>Wash your hands. Do it frequently and especially
after using the toilet, changing a diaper or petting an animal and
before handling or eating food.
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1-2 to be safe and most of those pounds could be water weight.
