Article Brain, Memory & Focus
Diet and Brain Aging: What the Trials Actually Found
Observational research linked certain diets to slower cognitive decline. Then the randomized trials arrived, and the results were more…
Brain, Memory & Focus (11 total)
Why memory, focus and mental sharpness change, what the evidence says actually helps, and when a symptom needs a doctor.
Article Brain, Memory & Focus
The Gut-Brain Connection: What Is Established and What Is Not
The gut and brain communicate constantly, and that fact has been stretched to support claims the research does not carry. Here is where the…
Article Brain, Memory & Focus
Mental Fatigue: Why Thinking Is Tiring and What Helps Recovery
Mental fatigue is a distinct state from sleepiness, and one that a nap does not reliably fix. Here is what the research suggests is…
Article Brain, Memory & Focus
Cognitive Reserve: Why Some Brains Age Better Than Others
Autopsy studies found people with substantial Alzheimer's pathology who had shown no symptoms in life. The concept built to explain that…
Article Brain, Memory & Focus
Blood Sugar and Brain Health: What the Connection Means
The link between glucose control and cognition is one of the better-supported findings in brain research, and one of the most oversold…
Article Brain, Memory & Focus
Sleep and the Aging Brain: Why Deep Sleep Changes With Age
Deep sleep declines with age, melatonin production falls, and both get blamed for memory decline. What the research supports, what remains…
Article Brain, Memory & Focus
Environmental Toxins and Brain Health: What Evidence Shows
Air pollution, lead, and everyday chemicals get blamed for memory decline in equal measure, but the evidence behind each is very different…
Article Brain, Memory & Focus
The Afternoon Energy Crash: Why It Happens and What May Help
The mid-afternoon slump is partly circadian biology and partly modifiable habits: lunch composition, caffeine timing, sleep debt, and…
Article Brain, Memory & Focus
Brain Fog: Common Causes and What May Help Clear It
Brain fog is a symptom, not a diagnosis, and it almost always has a findable cause: sleep debt, glucose swings, low B12 or D, chronic…