What's My Age Again?

In Season One, Katherine Ryan’s age came in at 77 years – the oldest on the series. 

She’s bravely taken another test to find out what impact pregnancy had on her biological age and all will be revealed in this episode.  

Katherine lives with the auto-immune condition Lupus and is joined by Dr Chris Wincup, a consultant rheumatologist at King’s College hospital as well as resident scientist Dr Nichola Conlon...

In this eye-opening bonus episode Dr. Nichola explores the impact of drugs and alcohol on your body's age.

From the cellular stress caused by stimulants to the long-term effects of alcohol on our DNA, Dr. Nic breaks down the science behind how our party habits can fast-track our biological age. 

Help is at hand as she offers practical advice on how to support your body’s recovery—even if you’re starting late - and delivers her ...

With two young boys, who fight and bite, a dog and a busy career, Sara Pascoe says at the age of 44 she finally knows what stress feels like.     

She came to motherhood late and conceived via IVF.  She thinks talking openly about the process will remove any shame and tells Katherine, in detail, what happened to her and her body. They discuss how an ageist society even extends to the embryos Sara a...

In this bonus episode, Dr. Nichola explores the science of skin aging—revealing how your skin’s condition reflects your internal health.

From sun damage and pollution to the myths around blue light, Dr. Nick breaks down the biggest culprits behind premature aging and shares her top three “Quick Fixes” to help you protect your skin at the cellular level.

She’s answering your questions on hot topics like SPF, retinol, hydration, and th...

Natalie Cassidy joined the cast of EastEnders when she was still in primary school, at the age of 10, so she would be forgiven for feeling like she’s in her mid 50s when she is only 42.  

Natalie could easily be crowned ‘most down-to-earth person in showbiz’, showing up to the recording fully kitted out in M&S and discussing how much she loves WhatsApping her own loyal listeners about their dirty underwear.  

...

As the seasons shift and the nights grow longer, Dr. Nichola Conlon dives into the science of how winter affects our bodies and minds.  

From changes in mood and sleep to skin health and ageing, this episode explores the science behind seasonal shifts and offers practical advice to help you stay well through the colder months. 

And we’ll hear how something as simple as watching a sunset can help us make sure our body c...

Katherine Ryan is 77 but will her partner Bobby Kootstra fare better in the biological age test? 

This episode is a window into the Ryan/Kootstra marriage - they talk about anything and everything - from his upbringing, to his red meat diet to why he doesn’t believe in the moon-landing.  Plus they have a heated debate on what’s best to feed their children.  

Bobby lost his Dad when he was 10 and Katherine’s worrie...

In this episode of Dr. Nicola’s Second Opinion, Dr. Nicola reveals if beauty sleep is just a myth, or is there real science behind waking up looking biologically younger? 

Dr. Nichola dives deep into the structured stages of sleep, from light sleep to deep sleep and RE—revealing how each phase plays a critical role in cellular repair, emotional balance, and even reversing signs of aging.  

She'll answer listener questi...

Jameela Jamil is in the last year of her thirties but she can’t wait to get older. She prefers how she looks now, loves wrinkles and is looking forward to the invisibility that comes to women as they mature.  

The Good Place actress recently returned to the UK from the US because she missed British culture and feels actresses aren’t allowed to age in the States

She’s looking forward to being 85 and with former relativ...

In this energising episode of Dr. Nichola’s Second Opinion, we explore how movement can be a powerful tool in the fight against ageing.

From mitochondria to memory, Dr. Nicola explains how exercise boosts energy, brain health, and cellular function.

 Listener questions cover everything from midlife weight gain and joint stiffness to gym anxiety and forgetfulness.

Plus, comedian Adam Buxton shares his complicated relationship wi...

Emma Barnett is 40 years old and at the top of her game.  She’s regularly up at 330 in the morning to broadcast to the nation and to hold powerful people to account.  But will the early starts and work stress have played havoc with her body?  

Emma’s used to asking the questions but in this frank, thought-provoking conversation, Emma talks openly about the impact of 6 rounds of IVF followed by early years parenti...

In this bonus episode of Dr. Nichola’s Second Opinion, resident scientist Dr. Nic delves into the science of nutrition and aging.

Forget fad diets—this episode explores how everyday foods can literally program your cells, slow down your biological clock, and help you feel fabulous at any age.

Dr. Nichola breaks down:

• Why whole foods are nature’s medicine

• The hidden dangers of ultra-processed snacks

• How sugar accelerates aging throu...

(WARNING: This episode includes discussions of childhood abuse and mentions of suicidal ideation; listener discretion is advised.) 

His passport says he’s 59, but Alan Davies says he feels 264: so, what will Glycanage say? Alan and Katherine’s conversation ranges from the silly to the serious, complete with anecdotes about what could have been with Jennifer Aniston and starting a podcast under a duvet 15 years ago to facing a c...

Our resident scientist Dr Nichola Conlon is here for a bonus episode that’s talking all things STRESS. 

When she’s on the What’s My Age Again sofa, Dr Nic explains the science behind our celebrity’s results.  

But she’s only just getting started: On Dr Nichola’s Second Opinion she’s answering your questions and taking a deep-dive into the facts and stats about growing old – and what you can do about it. 

This week,...

We kick off Season 2 of What’s My Age Again?’ with the fabulous GK Barry aka Grace Keeling.  

Grace is 26, but she says she feels 65 and wants to check out at 35!  But how old is her body? 

She made her name on Tik Tok but has recently broken into mainstream TV and says she does feel the stress of constantly being in the public eye.  She’s not worried about how she looks as she gets older, but admits she’s an...

This episode of What’s My Age Again is a little bit different - Katherine isn’t revealing anyone’s biological age - but instead, revealing the secrets of our microbiomes and bunking myths about our guts.  It’s all thanks to our friends - and friendly bacteria - at Yakult sponsoring this episode. 

 Katherine and Dr Nichola Conlon are joined by award-winning nutrition scientist Dr Emily Prpa. In addition to holding a Ph...

In the first of our bonus episodes ‘What’s YOUR Age Again?’, Dr Nichola Conlon takes your questions about biological age. 

It’s an extra episode while we’re working on Season 2 to find out what you want to know about longevity.  

In this podcast we hear from Holly – she wants to know how being overweight impacts on biological age.  New mum Alice isn’t getting much sleep at the moment because of her young son – how wil...

Adam Buxton is 56 years old and says he’ll be happy if the result comes in at anything under 65.  Reduced stress and life in the country with his loving family and dog should be reflected in the result and he’s hoping recent improvements in his diet and lifestyle will bode well. 

 He talks to Katherine about his split from his comedy wife Joe Cornish, how going to boarding school at a young age made him value fri...

(WARNING: This episode includes strong language and sexual references which some people might find offensive)   

 Michelle de Swarte began smoking cannabis from a young age and while working as a model in New York and London did ALOT of recreational drugs.  

 She’s now 44 and working as a successful writer and comedian and tells Katherine she has replaced the class A’s with as many vitamins and supp...