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All Hematology Articles

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Hematology: Petechiae: arm vet with doctor showing forearms 1293681796

Petechiae: Causes, Treatments, and Signs to Watch for

by Stephanie Reese, DO, MS • Aug 14, 2026
Hematology: woman feeling faint 1483143449

How to Avoid Passing Out When Giving Blood

by Karen Hovav, MD, FAAP • Jun 24, 2026
hematology: getting blood drawn 1128889407

What Does an Abnormal Absolute Neutrophil Count (ANC) Mean?

by Stephanie Reese, DO, MS • Mar 23, 2026
hematology: men eating at home 1350657220

What to Eat and Do Before Donating Plasma: Best Foods, Plus Tips to Prepare

by Frank Schwalbe, MD • Jan 28, 2026
Hematology: man eating a salad 1161579868

Best 6 Foods to Eat After Donating Blood (Plus 3 to Avoid)

by Jennifer Sample, MD • Nov 7, 2024
Hematology: Women's Health: closeup woman abdominal pain 868196718

Signs and Symptoms of Internal Bleeding (Internal Hemorrhage)

by Nicole Andonian, MD • Sep 26, 2024
Patient experiences: patient stories feel donate blood option 2

Does It Hurt to Donate Blood?

by Kellie Gormly • Aug 13, 2024
Health: Hematology: closeup man donating blood 1308423511

Can You Donate Blood With a Low Iron Level?

by Frank Schwalbe, MD • Nov 27, 2023
hematology: man rinsing leafy vegetables 1284024912

3 Ways to Boost Your Iron Level Before Donating Blood

by Frank Schwalbe, MD • Nov 17, 2023
Patient advocacy: Blood: couple holding hands donating blood-1336682364

Can I Donate Blood? Blood Donor Eligibility Requirements

by Alice Perlowski, MD, MA, FACC • May 12, 2023
Hematology: 3D spleen anatomy 1252872587

Enlarged Spleen (Splenomegaly): Causes and Complications

by Samantha C. Shapiro, MD • Dec 19, 2022
Hematology: woman bruised arm 810846692

Why Do Some People Bruise So Easily?

by Samantha C. Shapiro, MD • Nov 11, 2022