Dr Karl joined Luke Bradnam on 4BC Breakfast to discuss the science of aging and why a significant decline in metabolism around the mid-40s exacerbates the effects of alcohol.

The discussion outlines a later immune system decline in the mid-60s, which leaves older individuals vulnerable to illnesses

Dr Karl joined Luke Bradnam on 4BC Breakfast to discuss the science of aging&nbsp;and why a significant decline in metabolism around the mid-40s exacerbates the effects of alcohol.
The discussion outlines a later immune system decline in the mid-60s, which leaves older individuals vulnerable to illnesses

If it's happening in Brisbane, you'll hear about it first on 4BC Breakfast.

If it's happening in Brisbane, you'll hear about it first on 4BC Breakfast.

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Evolution is 'just good enough': Why your body gives up on you after 25

https://api.omny.fm/orgs/88b564ea-a9a6-4751-910a-a5d800019396/clips/38eeace8-28bd-42d3-b9b0-b392015eac0f/transcript

Listen to 4BC Summer Breakfast with Jason Matthews weekdays from 5.30am-9am.

Listen to 4BC Summer Breakfast with Jason Matthews weekdays from 5.30am-9am.

FULL SHOW: 4BC Summer Breakfast with Jason Matthews, January 16th, 2026

Health Minister Tim Nicholls is facing intense criticism for refusing to launch a formal inquiry into the Toowoomba Hospital birthing unit despite reports of infant death and permanent injury.

Advocates argued that the government is hiding behind "official channels" and red tape to avoid accountability for a systemic pattern of medical negligence and obstetric violence.

Health Minister Tim Nicholls is facing intense criticism for refusing to launch a formal inquiry into the Toowoomba Hospital birthing unit despite reports of infant death and permanent injury.
Advocates argued that the government is hiding behind "official channels" and red tape to avoid accountability for a systemic pattern of medical negligence and obstetric violence.

Silence in the wards: Minister rejects probe into Toowoomba birth horrors

https://api.omny.fm/orgs/88b564ea-a9a6-4751-910a-a5d800019396/clips/97ef7852-e15c-4061-94fc-b3d30175d9c9/transcript

Evolution is 'just good enough': Why your body gives up on you after 25

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