The “horrific and preventable” death of Brendan Luxton has prompted his grief-stricken family to slam the Premier’s quarantine system and demand the state’s “deeply flawed” quarantine exemption process be urgently fixed.

The vaccination status of individuals will be built into the Covid check-in app. Under the plan agreed by all states and territories on Friday, the jab status is expected to pop up on the phone’s display when checking in.

Queensland is in the midst of a “once-in-a-generation” infrastructure and project boom. The population has grown faster than every other state combined over the past year with more than $50bn worth of major projects in the southeast alone.

A potential “fountain of youth” treatment for fertility has been discovered that may protect a woman’s eggs against the effects of ageing.

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