Lymphocytes and Macrophages: What They Are and How They Work

Lymphocytes and macrophages what they are

Lymphocytes and macrophages are two types of white blood cells which serve various roles in our immune system. Lymphocytes are present in great numbers throughout the lymph and the lymphatic system and in smaller numbers in our blood. They serve a variety of purposes such as antibody makers, helper cells or killer cells. They are … Read more about Lymphocytes and Macrophages: What They Are and How They Work

What Nose Mucus Color Means

Nose mucus color

Mucus is a viscous substance produced by mucous membranes in our body. It coats many areas of our body, particularly openings such as the mouth, throat or nose. Mucous serves several important functions, notably moisture preservation and protection. Depending on the membranes it is secreted by, its color and texture may vary slightly. Any change in our … Read more about What Nose Mucus Color Means