Fitness basics
Learning Center
Iron deficiency anemia
Iron deficiency anemia — Comprehensive overview covers symptoms, causes, treatment of this blood disorder.
Norovirus infection
This highly contagious virus spreads through contaminated food, water or surfaces and causes vomiting and diarrhea. Learn ways to protect yourself.
Salmonella infection
This common bacterial infection is spread through contaminated food or water and affects the intestinal tract. Learn more about prevention and treatment.
Gestational diabetes
This high blood sugar disorder develops during pregnancy and can affect your pregnancy and your baby's health. Read about risks, prevention and treatment.
Cytomegalovirus (CMV) infection
Understand the symptoms and treatment of this common viral infection that can cause health problems for babies and people who have weakened immunity.
Enlarged heart
Cardiomegaly is another word for this sign or symptom that may be caused by certain heart conditions or even pregnancy. Know how it's treated.
Preeclampsia
Learn about the diagnosis, treatment of this pregnancy complication of high blood pressure with related damage to the kidneys or other organs.
Head lice
Find out how these tiny insects that feed on blood from the human scalp can spread from person to person, along with treatment options.
Pelvic inflammatory disease (PID)
This serious infection of the female reproductive organs can cause long-term complications such as infertility and chronic pain. Know the symptoms and causes.
Fever
Medications can lower a fever, but sometimes it's better left untreated. Fever may play a role in helping your body fight off infections.
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