This document discusses the health hazards of electromagnetic radiation from cell phones and radio towers. It outlines thermal and non-thermal effects on health including effects on the blood-brain barrier, electromagnetic hypersensitivity, genotoxic effects, and links to cancer and sleep disruption. It also discusses occupational and reproductive health hazards from base stations. The document provides safety tips like keeping phones away from the body, limiting use by children and pregnant women, and keeping calls short to reduce exposure to electromagnetic radiation.