Alzheimer's caregiver
Learning Center
Home safety tips: Preparing for Alzheimer's caregiving
Understand the home safety tips that can help prevent harm to a loved one with Alzheimer's disease.
Holter monitor
This wearable device keeps track of the heart's rhythm during daily activities. Learn when you might need one and what to expect.
Hodgkin's vs. non-Hodgkin's lymphoma: What's the difference?
Learn how types of lymphomas are determined using lab tests to examine cancer cells.
Hematocrit test
Learn about this red blood cell blood test, including why it's used and what to expect.
HPV test
The HPV test can help identify your risk of cervical cancer. Learn more about how to prepare and what your results may mean.
Glucose tolerance test
These simple blood tests are performed to screen for diabetes. Your healthcare professional may suggest one or more of these tests depending on your risk factors.
Glucose challenge test
Know how to prepare for this gestational diabetes screening test.
Genetic testing
Genetic testing: Learn why it's done, how to prepare and what to expect from diagnostic tests, carrier tests, prenatal tests and newborn screening.
Fecal occult blood test
Learn how doctors use fecal occult blood tests (FOBT), such as the fecal immunochemical test (FIT), to screen for colon cancer.
Eye dilation: Necessary with every eye exam?
Eye dilation is part of a comprehensive eye exam. How often you need it depends on your age and health risks.
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