Now, researchers at Sweden’s Karolinska Institutet say they’ve found the clearest answer yet. They report the discovery of ...

Researchers from Sweden have discovered that the human brain continues to grow new cells in the memory region—called the hippocampus—even into old age. Using advanced tools to examine brain samples ...

From forgetting why you’ve gone upstairs to mixing up names, here’s how to tell when a cognitive blip is something more ...