Health Library


  • Knee Replacement: Recovery

    Learn about recovering from knee replacement surgery, and listen to stories about different recovery experiences.

  • Creatine Kinase Test

    A creatine kinase (CK) test checks the level of the enzyme creatine kinase, which is found in heart tissue and skeletal muscles. This enzyme also can be found in smaller amounts in the brain. A blood test to check the level of CK can show if there has been damage...

  • Weight-Loss Medicines

    Make sure you know about each of the medicines you take. This includes why you take it, how to take it, what you can expect while you're taking it, and any warnings about the medicine. The information provided here is general. So be sure to read the information that came...

  • Thyroid Antibody Tests

    Thyroid antibody tests measure the levels of antibodies that can destroy thyroid tissue or make the cells produce thyroid hormones. They are blood tests. Antibodies that destroy thyroid tissue can lead to hypothyroidism (underactive thyroid).

  • Middle East Respiratory Syndrome (MERS)

    What is Middle East respiratory syndrome (MERS)? Middle East respiratory syndrome (MERS) is an illness that was first found in Saudi Arabia in 2012 and has since spread to other countries. It's caused by a type of coronavirus that can cause a moderate to severe upper respiratory illness such as...

  • Kangaroo Care for Your Baby and You

    Watch this video to learn about kangaroo care—skin-to-skin contact—and how it helps both you and your baby thrive.

  • NICU: Getting Ready to Take Your Baby Home

    Learn what you need to know and expect before your baby comes home from the NICU.

  • After the NICU: Caring for Your Baby at Home

    Learn what to expect and what you'll need to know to take care of your baby at home after the NICU.

  • Week 12 of Pregnancy: What's Going On Inside

    By week 12, you can now hear a fetus's heartbeat with a Doppler heart monitor. Wondering what a fetus looks like at 12 weeks? It is now about the size of a lime. How a fetus is changing Here are some important changes that happen around this time. By 10...

  • Week 16 of Pregnancy: What's Going On Inside

    By now, you may be looking a little more pregnant on the outside. And inside, your baby is starting to look more human and may even have sprouted a little bit of hair. Wondering what your baby looks like at 16 weeks? Your baby is now about the size of...