How does rheumatoid arthritis cause osteoporosis?

Not directly . It increases the risk of osteoporosis. A large risk factor is if steroids are used in ra.
Inflammation. Inflammation leads to bone loss. Many chronic inflammatory diseases are risk factors for developing osteoporosis. There are other risk factors such as female sex, post-menopause, advanced age, thin body habitus, smoking, and excessive alcohol consumption. Ask your primary care physician or your ob/gyn if you need to be screened and/or tested for osteoporosis.
Low bone mineral den. Osteopenia/osteoporosis (very low bone mineral density) in children with juvenile rheumatoid arthritis has been associated with severe disease, lower body mass index, decreased intake of calcium and vitamin d, and decreased physical activity.

Related Questions

I have osteoporosis but it acts like symptoms of rheumatoid arthritis. What should I do?

Arthritis tests. Osteoporosis does not cause symptoms in the absence of fractures. If joint pain is present a rheumatologist could order tests to determine if rheumatoid arthritis or other types of arthritis is present. Read more...
Talk with doctor. Osteoporosis does not hurt! it is a completely painless disease until you break something. This is not what is causing your symptoms. Read more...

Whats the difference between rheumatoid arthritis and juvenile rheumatoid arthritis? Does rheumatoid arthritis cause CKD?

See details. JRA is arbitrarily defined as rheumatoid arthritis starting before the age 16 and adult RA as starting at age 16 or later. RA does not cause chronic kidney disease unless there is a secondary amyloidosis and medication toxicity. Read more...
Age at dx & prognosi. JRA is diagnosed under age 16 Both are an inflammatory disorder that cause joint swelling and stiffness. Children may experience symptoms for a short time and recover completely or they may have a lifetime of symptoms. Adults usually don't experience complete absence of symptoms after dx. RA itself does not cause chronic kidney disease but some of the medications used for RA may impact kidneys. Read more...

What causes RA (rheumatoid arthritis)?

Unknown. Synovial tissue inside joints become inflamed and damaged by chronic inflammation. The exact triggers are still elusive. Read more...