What's the Endocrine System? The endocrine system is made up of glands that make hormones. Hormones are the body's chemical messengers. They carry information and instructions from one set of cells to ...

These Factsheets explain the basics about health conditions that can affect learning in the classroom, and offer quick tips on teaching strategies to help students succeed in school. Each factsheet ...

Fainting (or "passing out") is a temporary loss of consciousness that usually happens because not enough blood is going to the brain due to a drop in blood pressure. Blood pressure can drop from ...

Now that you don’t have to be in a booster seat anymore, there are some things to know about staying safe in cars. There’s also stuff you can do to stay safe when you ride the bus — and get on and off ...

Doctors use certain milestones to tell if a toddler is developing as expected. There's a wide range of what's considered normal, so some children may gain skills earlier or later than others. Toddlers ...

Which part of your body lets you read the back of a cereal box, check out a rainbow, and see a softball heading your way? Which part lets you cry when you're sad and makes tears to protect itself?

You know how important your heart is, so it's no wonder people worry when they hear someone has heart problems. Heart disease, also called cardiovascular (say: kar-dee-oh-VAS-kyoo-lur) disease, mainly ...

What Does the Central Nervous System Do? The brain is like a central computer that controls all the body's functions. It is in charge of what we think and feel, how we learn and remember, and the way ...

Even when kids no longer need to ride in a car seat, there are still important safety rules to follow. To protect kids in cars: Kids should use booster seats if they haven’t reached the age or height ...

A medical record is a history of someone’s health. Most hospitals and doctor’s offices use electronic health records (EHRs, also called electronic medical records or EMRs). An EHR is a computerized ...

Walking pneumonia symptoms usually depend on where the infection is concentrated. A child whose infection is in the top or middle part of the lungs will probably have labored breathing. Another whose ...

Did you know that playing tennis with a badly strung racquet while wearing worn-out shoes can increase your risk of injury almost as much as playing football without shoulder pads? Using the wrong — ...