Struggling to sleep in the heat? The good news is that a handful of easy cooling tricks can help your body stay comfortable and make hot nights far more bearable. When temperatures rise, sleep often suffers. Hot nights can make it harder to fall asleep, increase waking during the night, and leave people feeling less [...]

A wearable bioelectronic device increased REM sleep in real-world trials without invasive surgery or medication. A restless night can leave more than fatigue behind. REM sleep plays a central role in emotional processing, stress adaptation and mental recovery, and persistent disruptions to this stage have been linked to conditions including depression, anxiety and post-traumatic stress [...]

A new study suggests that sleep habits may influence how certain genetic variants affect early brain and cognitive changes associated with Alzheimer’s disease. Sleep may do more than help the brain recover from a busy day. New research suggests it could also influence how certain genes shape the earliest brain changes associated with Alzheimer’s disease. [...]