Over the past decade, the human microbiome has emerged as one of the most powerful regulators of health. But scientists now understand that it’s not just the presence of beneficial bacteria that matters — it’s the metabolites they produce. These tiny molecules, generated as byproducts of microbial activity in the gut, act as chemical messengers … Ler mais
Have you ever wondered how your body gets rid of old, damaged, or “junk” cells that no longer work properly? The answer lies in a fascinating biological process called autophagy—literally meaning “self-eating.” Far from being destructive, this cellular recycling system is essential for maintaining health, energy, and especially strong immunity. Scientists now recognize that the … Ler mais
As we age, our immune system doesn’t remain as sharp as it once was. Scientists call this natural decline immunosenescence—a gradual weakening of the body’s defenses that makes older adults more vulnerable to infections, cancer, and slower recovery. Unlike the visible signs of aging, such as wrinkles or gray hair, immunosenescence works silently inside the … Ler mais