Shocking new research reveals smoking as the leading cause of accelerated cognitive decline. A study from UCL shows smokers experience up to 85% faster cognitive aging compared to non-smokers. Find out how kicking the habit could save your brain! Shocking new research reveals smoking as the leading cause of accelerated cognitive decline. A study from UCL shows smokers experience up to 85% faster cognitive aging compared to non-smokers. Find out how kicking the habit could save your brain! Health and Fitness, Health Tips, Exercises & Workout Tips, Diet & Wellness | Times of India Lifestyle