The incredible shrinking heart: Astronaut Scott Kelly’s heart shrunk by ¼ during his year in space, raising concerns about Mars travel

The incredible shrinking heart: Astronaut Scott Kelly’s heart shrunk by ¼ during his year in space, raising concerns about Mars travel

In a study published on [March 29] in the journal Circulation, scientists reported that the largest chamber of the heart ...
Weary of pandemic restrictions? History repeats itself 100 years after pushback against Spanish flu precautions

Weary of pandemic restrictions? History repeats itself 100 years after pushback against Spanish flu precautions

Picture the United States struggling to deal with a deadly pandemic. State and local officials enact a slate of social-distancing ...
Annual COVID shot likely necessary to protect against virus, Pfizer chief says

Annual COVID shot likely necessary to protect against virus, Pfizer chief says

Despite the 95 percent effectiveness at preventing coronavirus infection after two doses of its vaccine, Pfizer is now seeing what ...
foodfear

Our food has never been safer, so why are we so scared of it?

Why you shouldn't trust your brain ...
Assessing AstraZeneca’s vaccine: Are those who get the shot in danger of blood clots or are governments being overly cautious?

Assessing AstraZeneca’s vaccine: Are those who get the shot in danger of blood clots or are governments being overly cautious?

[A] few cases of a rare blood-clotting disorder — some fatal — emerged within the past month or so, [and] ...
Can AI robots replace human therapists?

Can AI robots replace human therapists?

Websites, smartphone apps and social-media sites are dispensing mental-health advice, often using artificial intelligence. Meanwhile, clinicians and researchers are looking ...
‘Cancer has never been part of your story’: Cautionary tale of a misdiagnosis that wreaked havoc on a patient and his family for 35 years

‘Cancer has never been part of your story’: Cautionary tale of a misdiagnosis that wreaked havoc on a patient and his family for 35 years

Ten days [after my brain cancer surgery as a teenager,] they had removed the staples from the left side of ...
Inside the Biden Administration's current plan to help shape ‘vaccine passports’ in the US

Inside the Biden Administration’s current plan to help shape ‘vaccine passports’ in the US

The [vaccine passport] initiative has emerged as an early test of the Biden administration, with officials working to coordinate across ...
Does estrogen deficiency really exist?

Does estrogen deficiency really exist?

The big problem with estrogen deficiency as a symptom or diagnosis is that it is a catchall term that plays ...
Viewpoint: MAGA right targets Dr. Fauci to promote alternative reality about COVID dangers

Viewpoint: MAGA right targets Dr. Fauci to promote alternative reality about COVID dangers

American citizens have witnessed one of the most dramatic vindications of scientific expertise in our history. We have been healthier ...
50% of COVID sufferers report damaged sense of smell 5 months after recovery

50% of COVID sufferers report damaged sense of smell 5 months after recovery

More than 50% of healthcare workers infected with SARS-CoV-2 report that their sense of smell has not returned to normal ...
You’ve survived mild COVID? For many, debilitating symptoms kick in weeks or months later

You’ve survived mild COVID? For many, debilitating symptoms kick in weeks or months later

[A] study that analyzed electronic medical records in California found that nearly a third of the people struggling with long ...
‘Broken heart syndrome’: High stress, emotional situations can kill you

‘Broken heart syndrome’: High stress, emotional situations can kill you

[Takotsubo syndrome, or TTS,] is characterised by a sudden temporary weakening of the heart muscles that causes the left ventricle ...
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Drugs on the shelf: Repurposing existing therapies to treat COVID

Drugs on the shelf: Repurposing existing therapies to treat COVID

"The advantage of drug repurposing is that that drug is already approved. It's already gone through the regulatory process to ...
Workout junkie? Daily high-intensity workouts might be problematic to your health

Workout junkie? Daily high-intensity workouts might be problematic to your health

Consisting of repeated, brief spurts of hard exercise interspersed with a few minutes of rest, [high-intensity interval training, or] HIIT ...
Opening the door to understanding infertility: Skin cells reprogrammed into a model human embryo

Opening the door to understanding infertility: Skin cells reprogrammed into a model human embryo

[Scientists have made a] significant breakthrough for the future study of early human development and infertility. To date, the only ...
Do omega-3 fatty acid fish oil supplements lower heart disease risk? Only for people with specific genes, researchers find

Do omega-3 fatty acid fish oil supplements lower heart disease risk? Only for people with specific genes, researchers find

[N]ew research from a team led by a University of Georgia scientist indicates that taking fish oil only provides health ...
‘Their lungs are full of bees’: Largely hidden from the public, the last days of a dying COVID patient are excruciating

‘Their lungs are full of bees’: Largely hidden from the public, the last days of a dying COVID patient are excruciating

“Most of what I’m seeing is behind closed curtains, and the general public isn’t seeing this side of it,” says ...
Long haulers face debilitating months of recovery — but chronic symptoms are not unique to COVID

Long haulers face debilitating months of recovery — but chronic symptoms are not unique to COVID

The dominant narrative about long Covid has been that it’s a uniquely perplexing feature of Covid-19. Reports of “Covid brain ...
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Taboo: Why has Africa emerged as the global coronavirus ‘Cold Spot’ — and why are we afraid to talk about it?

The first COVID-19 case in Africa was confirmed on February 14th, 2020, in Egypt. The first in sub-Saharan Africa appeared ...
What’s your biological age? There’s a genetic clock that could tell you

What’s your biological age? There’s a genetic clock that could tell you

Biological age isn’t as simple as counting the number of birthday candles you’ve blown out like your chronological age. Rather, ...
Neil deGrasse Tyson on our distrust of scientists: Why do we love our smartphones but reject science when it comes to COVID?

Neil deGrasse Tyson on our distrust of scientists: Why do we love our smartphones but reject science when it comes to COVID?

We have apparently passed through a portal where pseudoscience, anti-science, fear-of-science and science-denial all thrive in our culture. Where systems ...
gmo apple arctic apples

Podcast: This GMO ‘almost’ wiped out all life; Here comes AquaBounty salmon; Pregnancy, chemicals and junk science

Did you hear about the genetically engineered microbe that almost wiped out all life? It got widespread attention in the ...
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Viewpoint: Will 5G harm you? Activist groups succeed in stirring conspiracy health risk phobias, as New York State legislature prepares to debate ‘growing evidence’ of harm

Two bills were recently introduced in the New York State legislature (in the Assembly and in the Senate) to establish ...
76% of hospitalized COVID-19 patients have at least one symptom six months after infection

76% of hospitalized COVID-19 patients have at least one symptom six months after infection

One recent analysis from China found that 76% of hospitalized patients had at least one symptom six months after they ...
Why some diseases confer lifelong immunity and others do not

Why some diseases confer lifelong immunity and others do not

Some diseases, like the measles, infect us once and usually grant us immunity for life. For others, like the flu, ...
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