First trimester
Learning Center
Nausea during pregnancy: A good thing?
Morning sickness is common during pregnancy. Understand what nausea and vomiting might mean while you're pregnant.
Implantation bleeding: Common in early pregnancy?
Implantation bleeding is a common early pregnancy symptom. Understand why it happens.
Age spots (liver spots)
Learn more about the harmless dark spots on your skin that tend to appear as you age, especially in areas exposed to the sun. Treatment is available.
Mammary duct ectasia
Mammary duct ectasia is a noncancerous breast condition that affects the milk ducts. Learn the signs and symptoms and when treatment might be needed.
Mammogram
Learn what to expect during a breast X-ray exam. Find out about the benefits of mammograms for breast cancer screening, as well as potential risks.
Wrinkles
These lines in the skin are a natural part of aging that's also affected by sun exposure and smoking. Learn about prevention tips and treatment options.
Birth control pills: Harmful in early pregnancy?
If you took birth control pills before you knew you were pregnant, the risks of birth defects are low.
PSA test
Learn about this prostate cancer screening test, including why it's done, what to expect, risks and results.
1st trimester pregnancy: What to expect
The first few months of being pregnant can bring physical and emotional changes, such as breast tenderness, nausea, anxiety and excitement.
Lung volume reduction surgery
Lung volume reduction surgery helps some people with severe emphysema breathe easier. Diseased lung tissue is removed so the remaining tissue works better.
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