If you are unable to open or receive an invite, it is likely that you have a firewall blocking our domains.
Please speak with your IT department and ask them to whitelist the following domains:
You can test if whitelisting has been successful by visiting https://healthstar.io
If you can successfully access this site, you can then retry clicking on the invitation or reach out to us to resend a new invitation. In many cases, the previous invitation will have expired as they are only valid for 24 hours.