You breathe in. You breathe out. But what's happening inside? Watch this movie and find out!
You breathe in. You breathe out. But what's happening inside? Watch this movie and find out!
Note: All information is for educational purposes only. For specific medical advice, diagnoses, and treatment, consult your doctor.
© 1995- The Nemours Foundation. KidsHealth® is a registered trademark of The Nemours Foundation. All rights reserved.
Images sourced by The Nemours Foundation and Getty Images.
New UsersCreate a User AccountBecome a Member |
Forgot PasswordForgot your password? Click here |