That fitness tracker on your wrist may not be a good way to measure
 heart rate while you’re working up a sweat. A study found that popular 
models like Fitbit and the Apple Watch were off when measuring heart 
rate during exercise. Researchers say the devices seem to work fine when
tracking heart rate at rest. Source Link
  
Beating
 jet lag may include watching mealtimes along with adjusting your sleep 
schedule. Research involving long-haul airline crews found that it 
helped to eat meals at times that match the local timezone. When you eat
 on local time it can help reset the body’s natural rhythms that are 
thrown off by travel across time zones. Source Link
  
Sharing
 that Netflix binge with your mate may help to strengthen your bond as 
partners. Couples who enjoyed TV shows and movies together said they had
 a higher quality relationship. If lots of TV isn’t your thing, 
researchers say they found similar benefits when couples read the same 
book. Source Link
