Most frequently asked questions

• Is there a warranty?
• Which app do I need to download?
• I press Start but no session begins, or I feel nothing.
• I'm new — how should I start using it?
• How long and how often should I use it?
• The earsets won't stay in place (I have small ears).
• Is Vagustim safe, and what exactly is it?
• What's the difference between Free and Premium?
• Where's my order / my tracking hasn't updated?