A blood draw (phlebotomy) is a process in which a healthcare ... The bruise may change in color from dark blue-purple to green, and then brown to light yellow over the course of a week or two ...

The blood that surfaces closest to the skin is what causes its purple appearance. As the days pass, the bruise will fade in color, turning yellow or green until it eventually disappears.

A super fit man was diagnosed with a rare blood cancer after 60 percent of his arm became covered in bruises. Dan Joe, 31, ...

Skin can become blue or purple due to bruising, but this color change can also indicate that not enough oxygen-rich blood is reaching the area. The feet are particularly prone to discoloration as ...

BD received its FDA authorizations for two blood draw devices that are part of the new BD MiniDraw Capillary Blood Collection System at the end of 2023. The devices, as the name implies ...

The practice of drawing blood has changed very little over the decades. It looks about the same now as it did 50 years ago. That process, however, may be about to get a modern makeover.

Hydrating the day before a blood draw and keeping your arms warm as you head into the lab can make for a smoother experience. Staying calm is also important, though that’s easier said than done.