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This story was originally published on March 21, 2020, and most recently updated on July 16, 2026

Database entries Smoking increases the risk of blood clots and can cause a heart attack /1 Copyright This pictorial health warning image was developed by the WHO Regional Office for the Eastern Mediterranean (EMRO), with financial support provided by the Secretariat of the WHO Framework Convention on Tobacco Control (WHO FCTC Secretariat) through the FCTC 2030 project