Not to worry, there is often a simple explanation!
This may be a server, function or new update error causing some issues when loading the app.
Ensure you are connected to strong WiFi or at minimum a 3G connection, close, update and reinstall SWEAT to your device.
We also recommend to ensure you have the latest operating system currently running your device.
If you are still experiencing troubles, please reach out to our Support Team at support.sweat.com.