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Friends ‘better than morphine’

People with more friends have higher pain tolerance, researchers have found, in a study looking at social networks and endorphin levels.

Friends better than morphine: Larger social networks release more pain-killing endorphin

People with more friends have higher pain tolerance, Oxford University researchers have found.

Silent epidemic? Head injury may be linked to lasting sleep problems

People who have had a traumatic brain injury may still have sleep problems a year and a half after being injured, according to a study. In addition, people with TBI may also be unaware of just how much their sleep is disturbed.

Serotonin reduces apnea, could be clue to understanding sudden infant death syndrome

Serotonin, a neurotransmitter in the brain, shortens periods of apnea (temporary cessation of breathing) and promotes inspiration, according to a new study.

Beauty companies should focus on older women’s desire to look good, not young

Companies promoting beauty products should reconsider current methods when targeting older women as few claim to use cosmetic products to look younger.

Paranormal beliefs can increase number of déjà vu experiences

A belief in the paranormal can mean an individual experiences more déjà vu moments in their life.

Increased curiosity is the ‘silver lining’ of a quarter life and midlife crisis

An increased curiosity about others and the wider world could be the ‘silver lining’ of undergoing a quarter life crisis or midlife crisis.

Scientists establish first map of the sea lion brain

Despite considerable evidence for the California sea lion’s intelligence, very little is known about how their brain is organized. Now, a team of neuroscientists has taken an important step toward uncovering this mystery by conducting the first compreh…

Exercise genes? Study suggests certain people with depression may benefit from exercise

Call it personalized medicine for depression — but the prescription in this case is exercise, which researchers have found helps people with certain genetic traits.

Cellular tree with healthy branches

Biologists have homed in on the genes that tell brain cells to grow the tendrils critical for passing messages throughout the body. In a new study, they report certain genes in nearby neurons need to be exact matches in order for the signaling branches…