Optical illusions challenge perception and observational abilities, improving cognitive function and inspiring creative thought. They aid in understanding how the brain interprets visual cues and strengthen memory and problem-solving skills. Optical illusions challenge perception and observational abilities, improving cognitive function and inspiring creative thought. They aid in understanding how the brain interprets visual cues and strengthen memory and problem-solving skills. Health and Fitness, Health Tips, Exercises & Workout Tips, Diet & Wellness | Times of India Lifestyle