Rheumatoid factor: What to know

Table of contents Rheumatoid factor is an immune system protein that attacks healthy body cells. High levels of rheumatoid factor in the blood can indicate an autoimmune condition, such as rheumatoid…

Is there a link between ADHD and dopamine?

Table of contents Attention deficit hyperactivity disorder (ADHD) is a neurodevelopmental disorder that affects children and often persists into adulthood. Research suggests that there is a link between dopamine…