4+ day, 8+ hour ago   (475+ words) One sleepless night can blur the brain, but just 20 minutes of exercise or a well-timed nap may help new memories survive for days. “Sleep loss affects nearly every aspect of how we think and function, but many people can’t simply…...

1+ week, 1+ day ago   (270+ words) The longer we stay awake, the more certain brain cells appear to turn up the pressure to sleep, eventually making rest nearly impossible to resist....

1+ week, 3+ day ago   (411+ words) A new study finds that as people age, they remember fewer details from their past and have more difficulty switching between different types of memories....

1+ week, 5+ day ago   (236+ words) Depression was linked to stalled adult neurogenesis and widespread molecular changes in hippocampal memory circuits....

2+ week, 16+ hour ago   (418+ words) As people age, senescent cells accumulate in the body. These so-called “zombie” cells have stopped dividing but remain metabolically active, releasing inflammatory molecules that can contribute to persistent inflammation associated with frailty, cardiovascular disease, cancer, neurodegeneration, and other disorders of…...

2+ week, 2+ day ago   (466+ words) A new study suggests that brain imaging could detect Alzheimer’s disease more than seven years earlier than previously thought. Long before amyloid plaques become visible on standard brain scans, structural changes associated with Alzheimer’s disease may already be taking place....

2+ week, 3+ day ago   (271+ words) The brain’s activity immediately before stimulation may help predict its response and improve the consistency of neuromodulation. The same brain stimulation can produce very different responses depending on when it is delivered. A study published in Brain Stimulation, using detailed…...