Neuroscience

General anesthesia hijacks sleep circuitry to knock you out

The discovery of general anesthesia 170 years ago was a medical miracle, enabling millions of patients to undergo invasive, life-saving surgeries without pain. Yet despite decades of research, scientists still don't understand ...

Neuroscience

Brain wave device enhances memory function

The entrainment of theta brain waves with a commercially available device not only enhances theta wave activity, but also boosts memory performance. That's according to new research from the Center for Neuroscience at the ...

Psychology & Psychiatry

Stressed to the max? Deep sleep can rewire the anxious brain

When it comes to managing anxiety disorders, William Shakespeare's Macbeth had it right when he referred to sleep as the "balm of hurt minds." While a full night of slumber stabilizes emotions, a sleepless night can trigger ...

Neuroscience

Poor sleep in old age prevents the brain from storing memories

The connection between poor sleep, memory loss and brain deterioration as we grow older has been elusive. But for the first time, scientists at the University of California, Berkeley, have found a link between these hallmark ...

Diseases, Conditions, Syndromes

COVID-19 Omicron wave in South Africa characterized

(HealthDay)—In South Africa, the pattern of patients hospitalized with COVID-19 early in the fourth wave showed fewer hospitalizations and reduced severity of illness compared with earlier waves, according to a research ...

Neuroscience

First evidence that fear memories can be reduced during sleep

A fear memory was reduced in people by exposing them to the memory over and over again while they slept. It's the first time that emotional memory has been manipulated in humans during sleep, report Northwestern Medicine ...

Other

Twinkle, twinkle kidney stone: With a push you could be gone

Just the mention of kidney stones can cause a person to cringe. They are often painful and sometimes difficult to remove, and 10 percent of the population will suffer from them. In space, the risk of developing kidney stones ...

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