Keeping your mouth healthy starts with cleaning the tools of the 
trade. Experts say you can get rid of bacteria and germs on your 
toothbrush by rinsing it in an antibacterial mouthwash before and after 
you brush. Commercial brush sanitizers are also available, but make sure
 the one you’re using has been approved by the FDA. Source Link
  
It’s
 in your hands or near your face dozens of times each day, so how do you
 keep your smartphone screen clean? A microfiber cloth does a great job,
 but never use a rough towel or a paper towel that could scratch.  You 
can use a dab of water or alcohol on your cloth but never spray any 
liquid cleaner on your smartphone. Source Link
  
If
 you want real security online, forget trying to create the perfect 
password and double up with two-factor authentication. That’s a feature 
of many websites using a second step of text message or email 
confirmation when you sign-in on a new device. It also can warn you when
 someone else is trying to access your online account. Source Link
