What are the top facts about the ocean? While much is known about the ocean, a large part of it remains unknown. Here are fun facts about it for people of all ages.

More than half of your body is made of water. No wonder you can't live without ... In general, most healthy adults need four to six cups, while kids should aim for at least six to eight.

The main takeaway from these new guidelines is that kids and teens should be drinking plain water, flat or sparkling, and milk primarily.