In just a few decades, mobile phones have gone from a luxury reserved for the elite to an essential tool for billions of users. From the first in-car phones of the 1940s to the best smartphones of ...

Monoclonal B-cell lymphocytosis (MBL) is when you have a high number of identical B cells, under 5,000 per microliter, for at least 3 months. It usually causes no symptoms or need for active treatment ...