Heavy smoking can damage vision

Health & Medecine

Date: January 2019

Source: ScienceDirect

It has already been demonstrated that cigarette smoke contains numerous compounds that are harmful to health and has been linked to a reduction of cortical thickness, involving such areas as the medial and lateral frontal cortex and a decrease in activity of the occipital cortex. Some studies investigated the effects of cigarette smoking on cognitive function, but few have evaluated the effects of cigarette smoking on spatial and color vision. A new study tends to indicate that heavy long-term smokers (i.e. tobacco addiction users) have lower contrast sensitivity and poorer color discrimination abilities than their non-smoking peers.

Read more at : ScienceDirect