Why is my phone making noise notification but no notifications

[Android Central Question]

Every 2 to 3 minutes my phone is making a noise it it sounds like a notification noise but yet there is no text or notification I don't know what it is I think my phone has been hacked what shall I do

 

[B. Diddy]

Welcome to Android Central! Which phone? Go to Settings>Accessibility -- is there a Notification Reminders option? If so, turn that off.

If that doesn't help, then try turning off NFC.