Calling for help in the midst of an emergency or a crisis can be as simple as a few clicks on your smartphone.

The Doctors share helpful tips on how to discretely call 911 that could be useful in a situation like a home invasion or a break-in.

Watch: How to Prevent a Home Invasion

They explain for an iPhone, you can contact emergency services by pressing the lock button 5 times.

If you have an Android, you can preset emergency contact numbers in your contacts and press the power button 3 times, an emergency message with your location and your photo will be sent to authorities.

Watch: Woman Suffering a Stroke Saved by Her Smartphone

The Doctors suggest showing your children how this function works and to practice using it to help prepare them in case of an emergency situation.