You can take a vacation from home, but unfortunately you can’t get away from potential dangers. We have a guide on our favorite personal safety devices, from free apps to jewelry with disguised panic buttons, and we think you should consider your options before you get on the road—especially if you’re traveling alone.Share your location with a family member or friend you trust. As long as your phone stays on, they’ll be able to check in to see where you are if they haven’t heard from you. This isn’t foolproof, but it’s a start. On iPhones, go to …
