Glossary

Antihistamine: is a class of drugs used to treat allergic reactions like hives and itching.

Hives: are bumps appearing on the skin as an allergic reaction. It may be red and swollen and causes itching.

Plasma: is the thin, colorless fluid part of the blood.

Red blood cells (RBCs): also known as erythrocytes play a major role in carrying oxygen throughout the body. RBCs are made in the bone marrow and live for about 120 days.

White blood cells (WBCs): also known as leukocytes account for 1% of the total blood. Leukocytes have a major role in immunity and protection from sickness. They attack the bacteria, viruses and other foreign bodies entering the blood stream and prevent one from falling sick.

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