The gut is a powerhouse. It reacts swiftly to what we eat, the stress we face, and how our metabolism works. It is also a major player in many diseases and aging. At the heart of this action is a group of cells called intestinal stem cells or ISCs. These cells are crucial for keeping the gut in top shape. When they go awry, trouble starts. They can spark inflammation...

Have you ever thought about how cigarette smoking might affect your body at a cellular level? One study uncovered a surprising connection. Nicotine, the main component in cigarettes, can actually boost the number and activity of certain cells in your gut, known as intestinal stem cells (ISCs). These cells are responsible for replenishing the lining of your intestines...