The Long COVID-19 Wearable Device Study

Inclusion Criteria:

* Is at least 18 years old.
* Has a self/and or physician diagnosis of:
* Long COVID (based on the WHO working definition),
* ME/CFS (myalgic encephalomyelitis / chronic fatigue syndrome, self-diagnosis based on IOM criteria), and/or
* POTS (Postural Orthostatic Tachycardia Syndrome).
* Is interested in tools to manage ME/CFS, POTS, and/or Long COVID symptoms.
* Owns a wearable device they are willing to use for this study or does not own a device and agrees to utilize a study-provided one.
* Agrees to wear the device throughout the study period, share the data with the study, and sync data at least weekly.
* Has access to a smartphone or tablet to enable syncing wearable data and viewing device feedback.
* Agrees to disclose involvement in other ME/CFS, POTS, and/or Long COVID interventions such as medical treatment, self-management, and other interventional studies.
* Agrees to complete at least 75% of the study surveys.

Exclusion Criteria:

* As long as they meet inclusion there is no exclusion