Health Grades 7-9

Take a look at some of the crazy, ugly things that drug use can do to your body. See images of what drugs can do to your skin, mouth, heart and lungs.

Explore the body with these short animated movies from KidsHealth. Students can learn about bones, the nervous system, nails, the lungs and many more body systems.

Learn how to use nutrition information to make informed choices about the foods you buy.

What are spots that appear on some of our fruits and vegetables and are they okay to eat? Elizabeth Brauer explains why you may not need to be afraid of picking up your grocery store’s funky-looking fruit.

Enter the mind of a bored teenager to discover what happens in the brain when we daydream and find out what purpose it serves.

Cigarettes aren’t good for us. That’s hardly news -- we’ve known about the dangers of smoking for decades. But how exactly do cigarettes harm us, and can our bodies recover if we stop? Krishna Sudhir details what happens when we smoke -- and when we quit.

This 9 minute video is about acne. The video explains what causes acne, and ways to get rid of it.

This TED video includes animated explanations of how sugar affects the brain and is similar to a drug addiction. 'Dig Deeper' provides links to additional information.

The fastest route to confidence is to stop being so attached to one’s dignity and seriousness; and plainly admit that one is – of course – an idiot. We all are. The School of Life explains.

There are science based techniques we can use to treat emotional injuries that can help soothe the distress they cause and prevent them from impacting our short and long-term psychological well-being. Guy Winch makes the case for practicing emotional hygiene— taking care of our emotions, our minds, with the same diligence we take care of our bodies.

You've probably guessed by now that your eyes won't go square from watching too much TV, but are there other side effects?

It’s 4am, and the big test is in 8 hours. You’ve been studying for days, but you still don’t feel ready. Should you drink another cup of coffee and spend the next few hours cramming? Or should you go to sleep?

Why should we stop slouching and have good posture? Your posture is the foundation for every movement your body makes and can determine how well your body adapts to the stresses on it.

What is insomnia? And is there any way to break the cycle? Dan Kwartler details the science of insomnia.

What would the planet look like if everyone became a vegetarian right now? The creators of this video take a look at the numbers, factoring in land and water use, carbon emissions and animal by-products.

In the United States, it’s estimated that 30 percent of adults and 66 percent of adolescents are regularly sleep-deprived. This isn’t just a minor inconvenience: staying awake can cause serious bodily harm.

You already know that a trip to the beach can give you a nasty sunburn, but the nitty gritty of sun safety is actually much more complex. Wrinkle-causing UVA rays and burn-inducing UVB's can pose a serious risk to your health (and good looks). So what can you do?