Purpose in life by day linked to better sleep at night

(Northwestern University) Having a purpose in life means you are more likely to sleep better at night with less sleep apnea and restless leg syndrome, reports a new study. Cultivating a purpose in life could be drug-free strategy to improve sleep, scientists said. The study participants were older adults -- who tend to have more insomnia and sleep disturbances -- but researchers said the findings are likely applicable to the broader public.