Best UV FIT Podcasts (2025)

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Why do some people pee more often? 17:14

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2d ago17:14

17:14

Do you find yourself complaining that you've got a small bladder, as you run to the toilet for the third time in an hour? There are many reasons a person might pee more than others, including some scary medical conditions. But as Norman and Tegan explain, in most cases your bladder is just deconditioned and you need to get your urinary tract into s…

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Why do some people pee more often? 16:00

2d ago16:00

16:00

Do you find yourself complaining that you've got a small bladder, as you run to the toilet for the third time in an hour? There are many reasons a person might pee more than others, including some scary medical conditions. But as Norman and Tegan explain, in most cases your bladder is just deconditioned and you need to get your urinary tract into s…

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Sunscreen spectacular: UV protection, SPF drama, endocrine disruptors 22:17

10d ago22:17

22:17

There have been many discussions this year about sunscreen, its effectiveness and its ingredients. While there are some unknowns, what we’re sure of is sunscreen’s ability to protect us from the sun’s ageing and cancer-causing rays. Norman and Tegan slip, slop, slap some questions about sunscreen: SPF scandal, endocrine disruptors and vitamin D con…

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Sunscreen spectacular: UV protection, SPF drama, endocrine disruptors 21:00

10d ago21:00

21:00

There have been many discussions this year about sunscreen, its effectiveness and its ingredients. While there are some unknowns, what we’re sure of is sunscreen’s ability to protect us from the sun’s ageing and cancer-causing rays. Norman and Tegan slip, slop, slap some questions about sunscreen: SPF scandal, endocrine disruptors and vitamin D con…

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Do the benefits of creatine go beyond the gym? 23:27

17d ago23:27

23:27

Creatine is getting a lot of hype lately, at least according to our listeners. It’s being pushed for everything from menopause to dementia for its supposed energy-boosting, brain-boosting benefits. Norman and Tegan explore what is really going on with creatine outside of its muscle-building potential. References: Common questions and misconceptions…

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Do the benefits of creatine go beyond the gym? 22:00

17d ago22:00

22:00

Creatine is getting a lot of hype lately, at least according to our listeners. It’s being pushed for everything from menopause to dementia for its supposed energy-boosting, brain-boosting benefits. Norman and Tegan explore what is really going on with creatine outside of its muscle-building potential. References: Common questions and misconceptions…

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Why do we dream? 22:55

24d ago22:55

22:55

Whether or not we remember our dreams, we all have them. But the answer to why we dream is complicated. There's a lot going on in our brains during sleep, especially during the rapid eye movement (REM) phase when most dreams go down. Norman and Tegan talk through the purpose of dreams, how time warps as we snooze and whether there are any downsides…

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Why do we dream? 22:00

24d ago22:00

22:00

Whether or not we remember our dreams, we all have them. But the answer to why we dream is complicated. There's a lot going on in our brains during sleep, especially during the rapid eye movement (REM) phase when most dreams go down. Norman and Tegan talk through the purpose of dreams, how time warps as we snooze and whether there are any downsides…

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Can you think your way to better skin? | Master Aesthetician Mikaela MacLean 51:23

24d ago51:23

51:23

“ if I can say something that's going to touch you much deeper than any skin care product ever would, that’s going to show up in the light in your eyes and the smile on your face. Then we’ll deal with the skin care as well,” says master aesthetician Mikaela MacLean. In this episode of Clean Beauty School, host and mindbodygreen beauty director Alex…

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What's the best time of day to exercise? 16:36

1M ago16:36

16:36

When you’ve got a busy schedule, it’s important to just exercise when you can. But if you have the luxury of choice, is there an optimal one? You might’ve even heard that exercising at certain times of day can lead to harm. Norman and Tegan run through the evidence around heart attacks, workouts and what happens when you’re a morning or a night per…

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What's the best time of day to exercise? 15:00

1M ago15:00

15:00

When you’ve got a busy schedule, it’s important to just exercise when you can. But if you have the luxury of choice, is there an optimal one? You might’ve even heard that exercising at certain times of day can lead to harm. Norman and Tegan run through the evidence around heart attacks, workouts and what happens when you’re a morning or a night per…

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Should you aim for an alkaline lifestyle? 20:38

1M ago20:38

20:38

Humans are slightly alkaline – your blood should be a pH between 7.35 to 7.45. Anything outside that range can be life-threatening. So why are you being told to follow an alkaline diet? Proponents of the diet claim it can tackle everything from osteoporosis to cancer. Norman and Tegan do a litmus test on the alkaline-acid balance and whether it’s a…

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Should you aim for an alkaline lifestyle? 19:00

1M ago19:00

19:00

Humans are slightly alkaline – your blood should be a pH between 7.35 to 7.45. Anything outside that range can be life-threatening. So why are you being told to follow an alkaline diet? Proponents of the diet claim it can tackle everything from osteoporosis to cancer. Norman and Tegan do a litmus test on the alkaline-acid balance and whether it’s a…

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Anything wrong with falling asleep in front of the TV? 21:37

1M ago21:37

21:37

You’re settling into the couch after a long day, ready to relax with your favourite show … next thing you know, you’re asleep. What is it about the TV that puts people to sleep, and what can you do to avoid dozing off? Norman and Tegan explore comfort watching, binge-watching and blue light exposure. References: Exploring the Bob Ross effect: A psy…

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Anything wrong with falling asleep in front of the TV? 20:00

1M ago20:00

20:00

You’re settling into the couch after a long day, ready to relax with your favourite show … next thing you know, you’re asleep. What is it about the TV that puts people to sleep, and what can you do to avoid dozing off? Norman and Tegan explore comfort watching, binge-watching and blue light exposure. References: Exploring the Bob Ross effect: A psy…

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Difference between dry needling and acupuncture? 21:00

2M ago21:00

21:00

If you've seen a physiotherapist, you might’ve undergone needling with the promise it will reduce your pain. Did you receive dry needling or acupuncture? How can you tell the difference between the two? Norman and Tegan poke through the evidence to find out how effective these techniques can be. References: Similarities between Ashi acupoints and m…

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Difference between dry needling and acupuncture? 22:34

2M ago22:34

22:34

If you've seen a physiotherapist, you might’ve undergone needling with the promise it will reduce your pain. Did you receive dry needling or acupuncture? How can you tell the difference between the two? Norman and Tegan poke through the evidence to find out how effective these techniques can be. References: Similarities between Ashi acupoints and m…

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Filler fatigue, exosome warnings & Botox backlash | Board-certified dermatologist Shasa Hu, M.D. 48:10

2M ago48:10

48:10

“So first you need to figure out what is really bothering you—then determine if that’s something that an in-office procedure will actually make an impact on. Ask yourself: Is the end result going to give you what you're actually looking for?” says board-certified dermatologist Shasa Hu, M.D., Cosmetic Director Skin of Color Division at the Universi…

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Is 10,000 steps a one-goal-fits-all? 5:27

2M ago5:27

5:27

John writes in wondering whether the 10,000 steps rule applies eqully to everyone, given the range of body types and fitness among the population. James Tytko wondered where the 10,000 number came from in the first place, and sought an answer to John's question with the help of Dr Raj Amarnani, Consultant in Sport, Exercise and Muscoskeletel Medici…

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What is lead doing in protein powder? 23:22

2M ago23:22

23:22

You might’ve seen headlines about high levels of lead being found in common protein supplements. With these products becoming more popular, the news has some eager gym-goers concerned about what they’re consuming. Norman and Tegan discuss how these results compare to our historical exposure – from Ancient Rome to Australia in the 1960s. References:…

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What is lead doing in protein powder? 22:00

2M ago22:00

22:00

You might’ve seen headlines about high levels of lead being found in common protein supplements. With these products becoming more popular, the news has some eager gym-goers concerned about what they’re consuming. Norman and Tegan discuss how these results compare to our historical exposure – from Ancient Rome to Australia in the 1960s. References:…

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Why can't I do that 11th press-up? 6:24

2M ago6:24

6:24

This time on Question of the Week, James Tytko is being given a mental work-out thanks to this listener question on muscle fatigue. We learn about the biological reactions which govern intense exercise from Andy Jones, Professor of Applied Physiology at the University of Exeter... Like this podcast? Please help us by supporting the Naked Scientists…

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Should you be avoiding perfumes and fragrances? 22:15

2M ago22:15

22:15

Once you go looking, you realise there are scents in everything – from skincare to cleaning supplies to candles. And of course, perfume. Are there any implications to our health from taking in natural and synthetic fragrances from all these products? Norman and Tegan sniff out the evidence when it comes to scent, and whether we should be worried. R…

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Should you be avoiding perfumes and fragrances? 21:00

2M ago21:00

21:00

Once you go looking, you realise there are scents in everything – from skincare to cleaning supplies to candles. And of course, perfume. Are there any implications to our health from taking in natural and synthetic fragrances from all these products? Norman and Tegan sniff out the evidence when it comes to scent, and whether we should be worried. R…

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How does the UV filter in sun cream work? 4:47

2M ago4:47

4:47

Listener Krzysztof has written in to ask how skin is protected from potentially harmful UV radiation by sun cream products. To help him with the answer, James Tytko put in a call to Antony Young, Emeritus Professor of Experimental Photobiology at King's College London... Like this podcast? Please help us by supporting the Naked Scientists…

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Should you be flexible enough to touch your toes? 23:06

2M ago23:06

23:06

Whether you can or not, it feels like a sign of fitness to be able to reach down and touch your toes. But how important is flexibility when it comes to your physical fitness? Is it a necessary part of healthy ageing? Norman and Tegan stretch through the evidence on flexibility – when does it count, and how can you achieve it? References: Genetics o…

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Should you be flexible enough to touch your toes? 22:00

2M ago22:00

22:00

Whether you can or not, it feels like a sign of fitness to be able to reach down and touch your toes. But how important is flexibility when it comes to your physical fitness? Is it a necessary part of healthy ageing? Norman and Tegan stretch through the evidence on flexibility – when does it count, and how can you achieve it? References: Genetics o…

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Will heat pumps make cities cooler? 7:43

3M ago7:43

7:43

Ian from Stockport has had a thought. If heat pumps transfer thermal energy from outside into our homes, will they counteract the relative heat of urban areas compared to the countryside? To get to the bottom of this energy enquiry, James Tytko asked for the expertise of Professor Bob Critoph, from the University of Warwick's School of Engineering.…