Gut microbiota's influence on circadian rhythms may hold the key to understanding how stress responses vary throughout the day, potentially offering new insights for treating stress-related disorders.

New research reveals that neurons in the preoptic hypothalamus -- the region of the brain that regulates sleep and body temperature -- are rhythmically activated during non-rapid eye movement sleep ...

Many Americans are getting too little sleep and have too much stress. A new Gallup poll revealed 57% of adults would “feel better if they got more sleep,” while 42% said they get “as much sleep as ...

Dr. Michael Breus and Dr. Matthew Walker explain why if you're stressed, cortisol spikes are likely behind your 3 a.m.

A restful night alternates in cycles between non-rapid eye movement (NREM) and rapid eye movement (REM) sleep states. The study from UNIL shows that a brain region called the "locus coeruleus" (in ...

Lindsey DeSoto, RD, is a nutrition writer, medical reviewer, and registered dietitian who helps clients improve their diet for health-related reasons. Her writing covers a variety of topics, including ...

We may not be the most stressed generation ever but we are certainly the generation that talks the most about how stressed we are. We are constantly bombarded with messages that play on this theme: ...

We all know the drill: It’s late, and we should be winding down—but somehow, we end up scrolling through our phones, binge-watching another episode, finishing up some last-minute work, or getting ...

UK heatwaves may temporarily affect menstrual cycles by disrupting sleep, increasing dehydration and stress, though experts ...