What Is the Secret to Longevity? Japanese Specialist Says the Answer Is in Your Gut

New research suggests that advancing age changes the makeup of the microbiome and that by zeroing in on certain bacteria, longevity might be increased. Glowonconcept/Shutterstock

Besides being known for its mouthwatering food, unique packaging, and colorful and historical culture, Japan is one of the top countries in the world for having the longest life expectancy.

According to the Japanese Ministry of Health, Labor, and Welfare, the average life expectancy in Japan in 2021 was 87.57 years for women and 81.47 years for men.