1 in 5 Americans report trouble falling asleep at night, citing worry and stress over world events as a reason for their sleeplessness.
A new study contradicts previous findings that suggest misophonia is caused by a supersensitive connection between the auditory cortex and orofacial motor control areas of the brain.
Brain scans taken while people perform tasks and while resting accurately were able to predict a person's political persuasions. The findings provide evidence that partisan political stances may have biological roots.
Hormonal contraception disrupts signal transmission between cells in the prefrontal cortex of adolescents. Hormonal birth control also elevates levels of stress hormones in the brain.
The loss of the Arid1b gene interferes with brain cells implicated in signaling inhibition. Reduced inhibitory signaling has previously been associated with a range of autism-related behaviors.
Having one or more retail outlets selling alcohol for off-premises consumption in a neighborhood was associated with a 13.5% increase in cases of child abuse and 10.5% more children being entered into the foster care system.
Middle-aged smokers are more likely to report memory problems and cognitive decline than those who do not smoke. The likelihood of cognitive decline is lower for those who have quit smoking, researchers report.
Those who were sad had rapid improvements in mood when they utilized their strongest skills.
