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.
Alcohol and You: An Interactive Body. Virtually every organ system is affected by alcohol. Drinking in moderation may cause problems to one's body, and drinking heavily over the years can cause irreversible damage. However, most diseases caused by excessive drinking can be prevented.