![Why Do Some People Experience More Vaccine Side Effects Than Others?](https://magarticles.magzter.com/articles/2111/718115/611e192e8d9b9/Covid-19-Vaccine.jpg)
Vaccines work by showing the body a microbial mugshot of a tiny perpetrator (such as a virus or bacterium) that is a threat to your body. This triggers an immunological fire drill against the invader, enabling your body to react much faster and better to a real attack. It’s this immune response that can cause some side effects.
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Esta historia es de la edición September/October 2021 de Very Interesting.
Comience su prueba gratuita de Magzter GOLD de 7 días para acceder a miles de historias premium seleccionadas y a más de 9,000 revistas y periódicos.
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![TAKE IT SLOW](https://reseuro.magzter.com/100x125/articles/2111/1738191/nlyHM_XPQ1718793654139/TAKE-IT-SLOW.jpg)
TAKE IT SLOW
Slow running is a fitness trend with some hard and fast science behind it
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Physics, AI and music share a common thread. You just have to know where to look
Studying science can lead you in many directions and open doors to unexpected possibilities along the way
![BED BUGS VS THE WORLD](https://reseuro.magzter.com/100x125/articles/2111/1738191/0n-LIEqsT1718792929022/BED-BUGS-VS-THE-WORLD.jpg)
BED BUGS VS THE WORLD
When bloodthirsty bed bugs made headlines for infesting Paris Fashion Week in 2023, it shone a spotlight on a problem that's been making experts itch for decades: the arms race going on between bed bugs and humans
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Kids are the key to understanding obesity. But we need more of their genes...
We can unravel the role that bodyweight plays in disease, but we need a bigger, more diverse, sample of genetic material to do so
![COVID inquiry: What did we learn and what can we do better in future pandemics?](https://reseuro.magzter.com/100x125/articles/2111/1738191/viYwIvBnC1718792526152/COVID-INQUIRY-WHAT-DID-WE-LEARN-AND-WHAT-CAN-WE-DO-BETTER-IN-FUTURE-PANDEMICS.jpg)
COVID inquiry: What did we learn and what can we do better in future pandemics?
Masks, social distancing, lockdowns... how effective was the UK's response to the COVID-19 pandemic?
![One hormone could be the key that unlocks a cure for morning sickness](https://reseuro.magzter.com/100x125/articles/2111/1738191/qQA0aThtF1718792361106/ONE-HORMONE-COULD-BE-THE-KEY-THAT-UNLOCKS-A-CURE-FOR-MORNING-SICKNESS.jpg)
One hormone could be the key that unlocks a cure for morning sickness
The nausea and vomiting that, in extreme cases, can endanger mothers and babies might soon be just a memory
![THE WORLD'S WEIRDEST CREATURES](https://reseuro.magzter.com/100x125/articles/2111/1738191/qwsBpNmkS1718792009760/THE-WORLDS-WEIRDEST-CREATURES.jpg)
THE WORLD'S WEIRDEST CREATURES
Under the sea and upon the land, some animals look - to us - pretty strange...
![WHEN MIND AND MACHINE COLLIDE](https://reseuro.magzter.com/100x125/articles/2111/1738191/ygkEGTrGn1718791441161/WHEN-MIND-AND-MACHINE-COLLIDE.jpg)
WHEN MIND AND MACHINE COLLIDE
First, Elon Musk wanted to make electric cars ubiquitous, then he wanted to make space exploration a private enterprise. Now, with Neuralink, his newest venture, Musk hopes to merge humans and artificial intelligence. Turns out, it might not be such a crazy idea...
![COME OUT OF YOUR SHELL](https://reseuro.magzter.com/100x125/articles/2111/1738191/WlTgh3lBW1718790797451/COME-OUT-OF-YOUR-SHELL.jpg)
COME OUT OF YOUR SHELL
Social anxiety is more than just being shy. It's a phobia born out of our evolutionary past. But that raises a puzzling question: why do so many of us fear human interaction when we're supposed to be the most sociable species on the planet?
![SPACE ODDITIES](https://reseuro.magzter.com/100x125/articles/2111/1738191/Wpw6YtpGz1718790174000/SPACE-ODDITIES.jpg)
SPACE ODDITIES
Take a tour of the weirdest spots in the universe, where the 'normal' rules don't apply. Places that squeeze time, blow bubbles and even rain glass... sideways