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NIAMS Health Topics

Find information on diagnosis, treatment, and prevention for a range of health conditions related to arthritis, musculoskeletal, and skin diseases

Health Topics A–Z

We are pleased to bring you our refreshed mobile-friendly health information. For each health topic, you’ll find a “Basics” version, which provides essential facts, and an “In-Depth” version, which provides more details.

A B E F G H I J K M O P R S V

Health Topics by Category

Arthritis is a type of rheumatic disease. Rheumatic diseases usually affect joints, tendons, ligaments, bones, and muscles.

Arthritis and Rheumatic Diseases

Arthritis is often used to refer to any disorder that affects the joints. Rheumatic diseases usually affect joints, tendons, ligaments, bones, and muscles.
Muscle and bone diseases

Muscle and Bone Diseases

The musculoskeletal system consists of the body's bones, muscles, tendons, ligaments, joints, and cartilage.
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Skin Diseases

Allergies, irritants, genetic makeup, certain diseases, and immune system problems can cause skin conditions.
See all health topics

Initiatives and Resources

Young woman smiling for a photo.

Portal en español

Find free health information on conditions of the bones, joints, muscles, and skin.
Bones icon

NIH Osteoporosis and Related Bone Diseases ~ National Resource Center

Learn how to promote good bone health.
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Community Outreach

Get the toolkit and free resources to help spread the word.
Asian Language Resources

Asian Language Resources

Find free resources about bones, joints, muscles, and skin.
Kids and Their Bones

Kids Pages

Childhood and teen years are a prime time to learn habits that will help you keep your bones, joints, muscles, and skin healthy.

Explore NIH Patient Resources

MedlinePlus:
Find trusted information on health, wellness, and more in both English and Spanish (Español).

Pillbox:
Identify unknown pills and get links to the drug label, safety information, and more.

Explore NIH Research

ClinicalTrials.gov:
Find federally and privately supported research using volunteers.

PubMed Central:
Search the archive of life sciences journals.

Research Portfolio Online Research Tools (RePORT)
Search research projects and follow links to research spending and other reports.

View/Download/Order Publications

Many of our publications are available to view and download. You can also order some in print. Search our publications catalog.

NIAMS publication catalog
Last Updated: December 2022