A common co-morbidity among rheumatoid arthritis (RA) patients is obesity. In Saudi Arabia, it has been increasing dramatically as
one of the highest obesity and overweight prevalence rates. The aim of the study is to determine obesity classifications among
patients diagnosed with RA, and their relations to the joints involvement. A cross sectional study conducted at King Saud Medical
City (KSMC), including RA patients, diagnosed according to ACR /EULAR Classification. A total of 70 participants were included, of
the 18 – 75 years old, 14.3% of the study participants were male subjects while 85.7% were female subjects. About 88.6% the mean
of body mass index was 29.7 and around 73% of the participant are overweight or obese (24% and 52% respectively). Having
increased BMI than the normal was found to be highly prevalent among RA patients, with variation in the joints involvement, either
positive or negative.
Keywords: Body Mass Index, Joints, Obesity, Rheumatoid Arthritis