endorphins

You might already be getting a “runner’s high” from these daily activities and didn’t realize it.
For National Orgasm Day, we know they feel good - but what exactly do they do to our brains? We asked sex therapist and neuroscientist Dr Nan Wise, author of Why Good Sex Matters to explain exactly what happens when we orgasm, from how our brain registers pleasure to the health benefits behind the Big O.
People with larger social networks have a higher tolerance for pain.
Those euphoric feelings can be traced way, way back.
Dopamine, serotonin, oxytocin and endorphins are the quartet responsible for our happiness. Many events can trigger these neurotransmitters, but rather than being in the passenger seat, there are ways we can intentionally cause them to flow.