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Find free resources and help spread the word about health conditions that affect the bones, joints, muscles, and skin.
Health Topics A–Z
Health Topics by Category
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
The musculoskeletal system consists of the body's bones, muscles, tendons, ligaments, joints, and cartilage.
Skin Diseases
Allergies, irritants, genetic makeup, certain diseases, and immune system problems can cause skin conditions.Initiatives and Resources
Portal en español
Find free health information on conditions of the bones, joints, muscles, and skin.
NIH Osteoporosis and Related Bone Diseases ~ National Resource Center
Learn how to promote good bone health.
National Community Outreach
Get the toolkit and free resources to help spread the word.
Asian Language Resources
Find free resources about bones, joints, muscles, and skin.
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.
NIH Research Fact Sheets:
Search and follow links to studies, initiatives, and research.
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Many of our publications are available to view and download. You can also order some in print. Search our publications catalog.