Oxygen hitches a ride with our blood to get everywhere it needs to go. Find out how oxygen gets into our blood and how it travels inside our body.
Think you've got it rough as a girl in the 21st century? Hate having to wax, shave and workout to get that perfect bod? Stop complaining. You've got it easy compared to your sisters of the 1800s.
How much do you know about looking good and smelling nice? Do you know who invented the toothbrush or what causes athlete's foot? Test your grooming smarts with some squeaky clean trivia.
My boyfriend and I have been going out for almost three months. Everything was fine 'til he started skateboarding again...
CPR is a life-saving technique that's performed on people whose heartbeat or breathing has stopped. Learn more about this important skill right here.
If you don't know Jason Dolley's name yet - you will soon. Kidzworld sits down to chat with this up-and-coming cutie.
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You can breathe up to 36,000 times a day without even thinking about it. Isn't it about time you reflected on all the hard work they do?
Improving your breathing while swimming will help your performance. Kidzworld teaches you how to maximize your O2 while you are in the H20!