Oral contraceptives ‘may protect against RA’

In contrast, use of menopausal hormone therapy may increase the risk for late-onset RA.
HealthDay News

Oral contraceptive use appears to protect against rheumatoid arthritis, while menopausal hormone therapy use may increase the risk for late-onset rheumatoid arthritis, according to a study in Rheumatology.

Dr Fatemeh Hadizadeh, from Uppsala University in Sweden, and colleagues estimated the effects of exogenous hormones on the development of rheumatoid arthritis (RA), both during the reproductive life span and later in life.