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MedlinePlus, from the National Library of Medicine, provides free, high quality health information in English, Spanish, and more than 40 other languages. Learn about diseases, drugs, research and the latest health news. The site also features a medical dictionary and encyclopedia. Try it today.

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MedlinePlus^® is also available in Spanish - and more than 40 other languages.

General Health Information Topics

Body Location/Systems

• Blood, Heart and Circulation
• Bones, Joints and Muscles
• Brain and Nervous System
• Digestive System
• Ear, Nose and Throat
• Endocrine System
• Eyes and Vision
• Female Reproductive System
• Immune System
• Kidneys and Urinary System
• Lungs and Breathing
• Male Reproductive System
• Mouth and Teeth
• Skin, Hair and Nails

Diagnosis and Therapy

• Complementary and Alternative Therapies
• Diagnostic Tests
• Drug Therapy
• Surgery and Rehabilitation
• Symptoms
• Transplantation and Donation

Disorders and Conditions

• Cancers
• Genetics/Birth Defects
• Infections
• Injuries and Wounds
• Mental Health and Behavior
• Metabolic Problems
• Poisoning, Toxicology, Environmental Health
• Pregnancy and Reproduction
• Substance Abuse Problems

Health and Wellness

• Fitness and Exercise
• Food and Nutrition
• Health System
• Personal Health Issues
• Safety
• Sexual Health
• Social/Family Issues
• Wellness and Lifestyle

Additional Resources

• Health News - Stay up-to-date on the latest health news.
• Interactive Tutorials - Interactive health education resources
• Drug Information - This section presents all the pertinent drug info from proper doses to side effects.
• Medical Dictionary - Click here to decipher medical terminology with the help of Merriam Webster's quick, user-friendly reference.