Why are skin cancer rates rising with more sunscreen?

melanoma mariam correlation

Sunscreen use is increasing, but skin cancer rates are also rising. Does that mean sunscreen doesn’t work, or – even worse – sunscreen might cause skin cancer? This was one of the common sunscreen myths I debunked in this video. Here’s one example, from @TonicHealth on TikTok: “Why is nobody talking about this? All these sunscreens are not doing the …

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How Much of a Sunscreen Stick Should You Apply?

sunscreen spf stick experiment

Sunscreen sticks are really convenient, but it’s difficult to measure out how much you need to apply, or whether you’ve applied enough. So I decided to put them to the test!  I recently did a few investigations of sunscreen sticks. I tried to work out: How much protection you’re getting with reasonable amounts of sunscreen sticks How much you would …

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Physical barriers for sun protection? Huberman’s skincare podcast response (Part 1)

huberman thumbnail small

A little while back, Dr Andrew Huberman, a Stanford neuroscientist with a massive podcast, released an episode called “How to Improve Skin Health & Appearance”. It had a bunch of slightly weird recommendations if you’re familiar with skincare science. He mentioned some of his sources, but didn’t have any experts talking. 1.5 months later, he released another skin episode, this …

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Factcheck: Low-Tox Sunscreen Swaps?

sunscreen swaps factcheck

There’s been a few viral posts about how harmful chemical sunscreens are. The latest one is a post about “Sunscreen Swaps” from @a.glimpse.of.amelia (an Australian “low-tox” consultant) and @jordiepieface (a nutritionist from New Zealand), claiming that “some conventional sunscreens can do more harm than good”. Unfortunately, most of the post is inaccurate, and it’s likely scaring people away from using …

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Top Sunscreens 2024, Part 3: Korean Sunscreens

Haruharu Airyfit

Here’s Part 3 of my updated sunscreen recommendations – these are the new Korean sunscreens I’m adding to my list.  Part 1: Japanese sunscreens Part 2: European sunscreens Part 3 (this one): Korean sunscreens Part 4: Australian sunscreens The video is here – keep scrolling for the text version.  See Part 1 for the full background information – here’s a …

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Top Sunscreens 2024, Part 2: European Sunscreens

Eucerin Oil Control

Part 2 of my 2024 top sunscreen recommendations update! This part covers the new European sunscreens on my list. Part 1: Japanese sunscreens Part 2 (this one): European sunscreens Part 3: Korean sunscreens Part 4: Australian sunscreens The video is here – keep scrolling for the text version.  See Part 1 for the full background information – here’s a very …

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Top Sunscreens 2024, Part 1: Japanese Sunscreens

Nivea UV Deep Protect & Care Essence

I’m finally updating my top sunscreen recommendations! My last list was in 2022, but honestly, I don’t feel like the sunscreens I’m adding this time are a huge step over those. But I do like giving people more options – in case you can’t get certain brands where you live, or you’re allergic to a particular ingredient, or they get …

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Do sunscreen sprays actually work? The science

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Sprays seem like the perfect way to reapply sunscreen without messing up your makeup. But how effective are they? I did some experiments to find out – the results were very eye-opening!  The video with footage of the experiments is here, keep scrolling for the text version… A while ago, I looked at the protection you get from sunscreen sticks …

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