Rheumatoid arthritis (RA) is a systemic, autoimmune disease characterized by joint
involvement, with progressive cartilage and bone destruction. Genetic and environmental …

Tea, next to water is the cheapest beverage humans consume. Drinking the beverage tea
has been considered a healthpromoting habit since ancient times. The modern medicinal …

Objectives: To assess whether smoking is a risk factor for developing rheumatoid arthritis
(RA). Design: Meta-analysis. Method: Data sources were observational studies that …

Objective Vitamin D is a potent regulator of calcium homeostasis and may have
immunomodulatory effects. The influence of vitamin D on human autoimmune disease has …

Some coronavirus disease 2019 (COVID-19) patients develop acute pneumonia which can
result in a cytokine storm syndrome in response to Severe Acute Respiratory Syndrome …

Autoimmune diseases (AID) are a collection of many complex disorders of unknown etiology
resulting in immune responses to self-antigens and are thought to result from interactions …

Periodontitis is a chronic inflammatory disease that is characterized by loss of the
periodontal ligament and alveolar bone, and is a major cause of tooth loss. Results from …

Rheumatoid arthritis (RA) is the most common chronic inflammatory joint disease. There is
some evidence that it may have been brought from North America to Europe during the 18th …

The aim of this study was to evaluate new and previously hypothesised non-genetic risk
factors for serologic subtypes of rheumatoid arthritis (RA) defined by the presence or …

Objective To explore the contribution of female hormonal factors occurring prior to the onset
of rheumatoid arthritis (RA), such as age at menarche, parity, age at first birth, breast …