ABSTRACT
Tobacco smoking is one of the causes of the incidence and mortality of cancer in the world. The prevalence of tobacco consumption is a hallmark menace of today’s era. Lot of countries are planning to curb such menace but uncertainly, the consumption is still at par. The usage of tobacco not only harms the individual but it also affects society. Irrespective of any morbidity tobacco consumption is causing deleterious effects on a healthy population. The counter effects of this consumption on hematological variables are significantly high. The attempt has been made to portray the baneful impact of tobacco among healthy population on the basis of Hematological parameters like white blood cells, red blood cells, platelets, concentration of Hemoglobin, Hematocrit, mean corpuscular volume, packed cell volume, mean corpuscular hemoglobin concentration. key messages: Nicotine is a highly addictive and hazardous substance. The deleterious effects of nicotine are not only harnessing the individual but society too. Hence, this review culminates the effect of nicotine on important hematological variables among healthy individuals.