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Do olfactory nerves become more sensitive with age? Exploring the biological basis of smell decline

Research shows that over 50% of people between the ages of 65 and 80 have some measurable loss of their sense of smell. The misconception that *olfactory nerves become more sensitive with age* is inaccurate; in reality, the opposite occurs due to a complex array of biological factors affecting the entire olfactory system. This decline can impact overall well-being, nutrition, and safety.