38 articles
No blood value grades your immunity. Read which causes of a weakened immune system matter most in adults, and what blood...
Two to four colds a year is an ordinary number for adults. Learn where that figure comes from, how to filter out a polle...
IgG, IgA and IgM sit as three lines on your result. Learn what each class does, why IgM and IgG together say something a...
Granulocytes is the umbrella term for neutrophils, eosinophils and basophils. Learn what each type does, why the absolut...
Low lymphocytes usually mean something temporary, often the aftermath of a virus. Learn why the absolute count carries t...
Your immune system works in three layers, and blood shows only part of it. Learn which values say something useful, and...
Blood testing is surrounded by stubborn myths that cause needless worry or false reassurance. We debunk the seven we run...
About 13.8% of the healthy population has a positive ANA. Learn what an ANA blood test measures, why the titre says more...
A positive rheumatoid factor is not a diagnosis, and a negative one does not rule rheumatoid arthritis out. Read the hon...
Anti-CCP is the most specific rheumatoid marker we have, at around 95 percent specificity. Yet it still misses about a t...
Rheumatoid arthritis runs in families, but hereditary is the wrong word. Twin studies put the heritability at roughly 60...
Recognising rheumatoid arthritis starts with the pattern, not a number. Learn which blood values matter, what the combin...