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The heart

HIIT involves vigorous bursts of exercise interspersed with short rest periods

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HIIT could be safe for people with heart problems

Doing high-intensity interval training is safe for people having cardiac rehabilitation and increases their cardiorespiratory fitness faster than currently recommended moderate exercise, according to a clinical trial

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How understanding a form of broken heart syndrome could save lives

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A wearable ultrasound sensor that is roughly the size of a postage stamp creates images of the heart while the wearer exercises

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Skin patch makes ultrasound images of your heart as you move

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A solar storm

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Solar storms may cause up to 5500 heart-related deaths in a given year

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A cell sample being pipetted into a multi-well plate containing growth nutrient medium

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Experimental umbilical cord stem cell therapy treats rare disease

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A child receives the Pfizer/BioNTech vaccine against covid-19 in Paris in December 2021

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Myocarditis and covid-19 vaccines: How rare is it and who is at risk?

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Biohybrid fish

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Robofish powered by human cardiac cells gives fresh insight into heart

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Yoga session

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Doing yoga at least once a week may help to lower blood pressure

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Mandatory Credit: Photo by Budrul Chukrut/SOPA Images/Shutterstock (10973262m) A customer being assisted by an Apple employee as the American technology brand has launched its new iPhone 12 and iPhone 12 Pro smartphones in Hong Kong. Brands and logos in Hong Kong, China - 24 Oct 2020

Technology

iPhone and Apple Watch magnets are strong enough to disrupt pacemakers

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heart

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Mini-heart grown in the lab can pump fluid just like the real thing

A tiny version of an embryonic heart made using human stem cells can pump fluid around channels on a laboratory slide, and will help researchers study congenital heart defects

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Technology

Smart speakers could hear your heart beating from across the room

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Humans

We may be able to tell someone’s heart rate just by looking at them

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Fatal cardiac arrests could be hiding opioid overdose deaths in the US

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Some babies who were born prematurely have weaker hearts as adults

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