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Heat can be deadly, but sunshine itself? Science says we could use more of it | Rowan Jacobsen

Extreme exposure should be avoided, but we’ve gone too far the other way – enjoyed safely, the sun can have enormous health benefits High summer has returned to the UK , and with it, the usual warnings about the dangers of sunlight and reminders to seek shade and cover up. After years of such advice, most members of the public naturally assume that the science connecting sun exposure to poor health is well established, so people are often shocked to learn that the opposite is true: those who spend more time in the sun tend to be healthier. A lot healthier. I know because I began researching the subject nine years ago after stumbling upon some studies – and I’ve stayed on the case ever since, now summarising everything we know in my new book, In Defense of Sunlight . It contains good news for many people: we don’t have to fear the sun nearly as much as we thought. In fact, most of us coul

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Extreme exposure should be avoided, but we’ve gone too far the other way – enjoyed safely, the sun can have enormous health benefits High summer has returned to the UK , and with it, the usual warnings about the dangers of sunlight and reminders to seek shade and cover up. After years of such advice, most members of the public naturally assume that the science connecting sun exposure to poor health is well established, so people are often shocked to learn that the opposite is true: those who spend more time in the sun tend to be healthier. A lot healthier. I know because I began researching the subject nine years ago after stumbling upon some studies – and I’ve stayed on the case ever since, now summarising everything we know in my new book, In Defense of Sunlight . It contains good news for many people: we don’t have to fear the sun nearly as much as we thought. In fact, most of us coul

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According to The Guardian’s linked report, Heat can be deadly, but sunshine itself? Science says we could use more of it | Rowan Jacobsen, Extreme exposure should be avoided, but we’ve gone too far the other way – enjoyed safely, the sun can have enormous health benefits High summer has returned to the UK , and with it, the usual warnings about the dangers of sunlight and reminders to seek shade and cover up. After years of such advice, most members of the public naturally assume that the science connecting sun exposure to poor health is well established, so people are often shocked to learn that the opposite is true: those who spend more time in the sun tend to be healthier. A lot healthier. I know because I began researching the subject nine years ago after stumbling upon some studies – and I’ve stayed on the case ever since, now summarising everything we know in my new book, In Defense of Sunlight . It contains good news for many people: we don’t have to fear the sun nearly as much as we thought. In fact, most of us coul

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The development sits in VINI’s Science coverage for readers following research, health, climate, space, medicine, and scientific institutions. The original report is linked so readers can check the source account, follow later updates, and compare new coverage against the first published record. The linked report is dated 2026-07-14T07:00:23+00:00.

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Primary source: Heat can be deadly, but sunshine itself? Science says we could use more of it | Rowan Jacobsen via The Guardian. VINI cites and links the source; it does not reproduce the publisher’s full article text without rights clearance.

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