Bruising or minor swelling at the site of the injection. These symptoms can be soothed with an ice pack. Light-headedness or dizziness from watching someone draw your blood.

There’s a risk of bleeding and bruising and a rare chance of infection or clotting. Otherwise, you’re free to go about your normal activities. Here’s how to make the blood draw easier.

Modern blood testing is the foundation of clinical screening and decision-making. Timely disease diagnosis, prevention and chronic care management depend on accurate diagnostic testing. More than ...

DEAR MAYO CLINIC: I’ve never had my blood drawn before, but I have to go in for testing soon. Honestly, I’m pretty nervous about it. What can I expect?

People who take blood thinners bruise more easily. Less common causes. In some cases, random bruising may be associated with one of the following less common causes. 7. Chemotherapy.

So what, exactly, causes a bruise? A bruise, known as a "contusion" in medical speak, is the body's response to blood-vessel injuries. Bruises that are not caused by blunt force or trauma to the ...

Other drugs. Steroids can lead to thinner skin, so you may notice bruising with just slight trauma. Chemotherapy can lower the number of platelets — the cells that help your blood to clot — in ...

Bruises, also called contusions, appear as red, brown, bluish-purple blemishes on one's skin. They occur when small blood vessels sustain damage.