Emerging studies suggest the gut microbiome may predict how well you age. The world’s oldest person offers scientists new clues into the secrets of healthy aging and protection against the diseases that often plague the final years of life.

This Halloween, we’re celebrating some microbes that sound scary but play a vital role in keeping us healthy. Behind their ghostly names lie fascinating stories of cooperation, balance, and invisible teamwork inside our gut.

As the global population ages, scientists are increasingly focused on identifying lifestyle factors that not only prevent disease but also actively promote healthy aging. Recent studies are beginning to reveal the potential role of different dietary patterns in shaping the gut microbiome composition and their association with aging and health outcomes.

Emerging studies support the relationship between the human gut microbiome and organ function outside the gut. Find out more about the knowns and unknowns on how the gut communicates with other parts of the body, involving the gut, the brain, the lungs, the skin, and even the heart, and why it matters to your health.

Gut microbiota and weight management

26 May 2025

by Amandine Everard, Andreu Prados

Microbes living in your digestive tract may help you achieve or maintain a healthy body weight by influencing your food intake behaviors. This article delves into what scientists know and do not know about gut microbiota and obesity and provides science-backed tools for leveraging the microbes in your gut to achieve a healthier body weight.

The 13th Gut Microbiota for Health World Summit took place 15-16 March 2025 in Washington, D.C., and it focused on advances in microbiome research to diagnose, prevent, and manage gastrointestinal and extra-intestinal conditions. Find out more about the most valuable takeaways from the event.

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