The truth about immune-boosting supplements

YOUR WEEKLY CHECKUP

This week: What you need to know about vitamin C and zinc supplements; why you should start eating algae; some parts of nature are more therapeutic than others; why sperm counts are plummeting so far, so fast.

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Can you really ‘boost’ your immunity with supplements?

Increasing your intake of zinc and vitamins C and D during winter isn’t a magic bullet. Here’s what the science says about the most commonly touted interventions.

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Is algae the new kale?

As the global population inches toward 10 billion and climate change threatens existing food security, versatile, nutritious algae is entering the stage.

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What happens to your brain when you see a bird in nature?

A new study has surprising insights into how spending time outside affects our wellbeing—and which parts of nature may be more therapeutic than others.

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WE’RE WIRED TO BE OUTSIDE: How science is demonstrating what we intuitively know +

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Sperm counts worldwide are plummeting faster than we thought

“We may cross a tipping point when most men will be sub-fertile,” says one expert. Here are environmental and lifestyle factors that could increase a man’s risk.

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COVID AND MEN’S SEXUAL HEALTH: The virus can cause erectile dysfunction +

CORONAVIRUS UPDATE

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Pfizer is testing a new vaccine that targets T cells

Although they don’t prevent an infection, T cells can clear the virus by killing infected cells. The new COVID-19 vaccine is designed to combat a series of new variants, like BN.1, which the CDC recently began tracking.

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To uncover the secrets of longevity, Chris Hemsworth put his body on the line

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Earth now has 8 billion people—and counting. Where do we go from here?

Flu and colds are back with a vengeance—why now? (Nature)

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FDA approves first treatment to delay onset of Type 1 diabetes (CNN)

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The truth about immune-boosting supplements

The truth about immune-boosting supplements

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