Fitness basics
Learning Center
Fetal development: The 1st trimester
Fetal development begins before you even know you're pregnant. Here's what happens early on.
Fetal development: The 2nd trimester
Fetal development progresses rapidly in the second trimester. Check out the weekly changes.
Fetal development: The 3rd trimester
Fetal development continues as your due date approaches. The countdown is on!
Fetal ultrasound
Look at ultrasound images and learn how to understand what you're seeing.
Fitness program: 5 steps to get started
Starting a fitness program is easier than you might think. Follow these five steps.
Fitness training: Elements of a well-rounded routine
Is your fitness training program complete? Here's help to make sure you have all the basics in your program.
Gastric bypass diet: What to eat after the surgery
Wondering what your diet will be like after your surgery? Learn which foods will help you heal and lose weight safely.
Genetic testing for breast cancer: Psychological and social impact
Prepare for your hereditary cancer gene test by learning how genetic testing for breast cancer may affect you and your family members.
Germs: Understand and protect against bacteria, viruses and infections
Learn how to protect against bacteria, viruses and infections.
Guide to different tick species and the diseases they carry
Learn about different tick species and some of the diseases they may carry.
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