Wiktionary (0.00 / 0 votes) Rate this definition: electromagnetic spectrum (Noun). The entire range of wavelengths of all known electromagnetic radiations extending from gamma rays through visible light, infrared, and radio waves, to X-rays.
Excessive alcohol can damage the immune system because the alcohol will prevent nutrients from feeding your immune system. The alcohol is absorbed into your bloodstream through your stomach. Once in the bloodstream, alcohol will reduce the white blood cell count in the body.
Drinking too much alcohol over a long time can: 1  Lead to some kinds of cancer, liver damage, immune system disorders, and brain damage. 2  Worsen some health conditions like osteoporosis, diabetes, high blood pressure, stroke, ulcers, memory loss and mood disorders.