Effect of a Wrist-worn Device That Produces a Small Vibration on Sleep and Performance That Can Occur During and After Night Shift Work

Inclusion criteria

• ✓. are 18 years of age or older;
• ✓. have not been diagnosed or told by a healthcare clinician that they have a medical condition that may impact their blood pressure or cardiovascular health/system;
• ✓. can abstain from smoking tobacco or chewing tobacco / nicotine products during the protocol and data collection;
• ✓. can abstain from alcohol and moderate to high intensity exercise during the protocol and data collection;
• ✓. are not prescribed medications or take over the counter medications that may impact blood pressure or heart rate (a team physician will review any reported medications identified during screening);
• ✓. do not have a physical condition that may interfere with application of non-invasive devices on the wrist, upper arm, or chest for purposes of data collection with non-invasive devices;
• ✓. feel that they can avoid working and complete the study protocol without interruption.
• ✓. a public safety or healthcare shift worker based on standard licensing / certification requirements in the state of Pennsylvania.

Exclusion criteria