The exact cause is not fully known. Genes, smoking and certain environmental factors may increase the risk.
No. RA cannot spread from one person to another.
Yes. RA can occur at any age, although the risk generally increases with age.
Doctors use symptoms, physical examination, blood tests and imaging tests such as X-rays or scans to diagnose RA.
An RA flare is a period when symptoms such as joint pain, swelling, stiffness and fatigue become worse.
There is currently no cure, but early and appropriate treatment can control symptoms, reduce flares and help prevent joint damage.
Yes. In some people, RA may affect the eyes, skin, lungs, heart, blood vessels or nerves.
Regular, gentle exercise may help maintain joint movement, muscle strength and overall fitness. Ask your doctor or physiotherapist which activities are suitable for you.
No specific diet can cure RA. However, a balanced diet and healthy body weight can support overall health and joint care.
Do not stop or change any prescribed medicine without consulting your doctor. Symptoms may return or worsen if treatment is stopped suddenly.
Prescription-only medicine. Take JAKURA. Only if prescribed by your doctor. This website provides general information and does not replace advice from a qualified healthcare professional.