Platelets are made in your bone marrow. These are the smallest types of blood cells, with each one living approximately 7 to 10 days. Unlike red and white blood cells, platelets do not contain nuclei.

White blood cell structure and anatomy. All white blood cells are produced by your bone marrow, and are then released in your bloodstream as well as lymph fluids.

Median blood glucose at the time of acquiring central catheter–associated bloodstream infections was higher in nonsurvivors compared with survivors (139.5 mg/dL [7.7 mmol/L] vs 111 mg/dL [6.2 ...