Without medical oversight, supplement-takers might accidentally get too much of a certain nutrient, to the point that it ...

Medically reviewed by Brigid Dwyer, MD Key Takeaways Vitamin deficiencies, especially low B12, can significantly impact memory, focus, and brain function. Supporting your body with adequate nutrients ...

Add Yahoo as a preferred source to see more of our stories on Google. By now, you've likely been told to "eat your greens" for as long as you can remember—and therefore assume you understand why you ...

Share on Pinterest Scientists are looking for ways to stop the degradation of vitamin B6, which may help improve brain health. Evgeniia Siiankovskaia/Getty Images A new study of mice shows that a ...

Many people know vitamin D helps keep bones strong, but scientists are now studying how it may also affect memory, learning, and reaction speed. Vitamin D comes from sunlight, certain foods, and ...

You walk into a room and forget why you came there. You can’t remember where you put your keys five minutes ago. You struggle to recall the name of someone you’ve known for years. Everyone around you ...

A study published in Nature on August 6, 2025, found that lithium is the only metal significantly depleted in the prefrontal ...

Memory concerns don’t have to become inevitable realities after age 40. The brain possesses remarkable plasticity throughout life, and strategic interventions beginning in the fifth decade can ...

It’s normal to occasionally forget where you left your keys, struggle to recall a new name or wonder if you’ve already taken your daily medication. “Everyone has memory slips now and again,” says ...