Blocked arteries, kidney stones, nausea, constipation, fatigue: Long list of health problems caused by too much vitamin D 

Blocked arteries, kidney stones, nausea, constipation, fatigue: Long list of health problems caused by too much vitamin D 

Carly Cassella | Science Alert |
The "sunshine vitamin" may come with a dark side. Just as a lack of vitamin D can lead to health ...
Tens of millions of people rely on TikTok to understand ADHD, and that’s not good

Tens of millions of people rely on TikTok to understand ADHD, and that’s not good

David Nield | Science Alert |
A team led by researchers from the University of British Columbia (UBC) in Canada found that of the top 100 ...
There may be a genetic reason why more women than men suffer from depression 

There may be a genetic reason why more women than men suffer from depression 

AFP | Science Alert |
Women are genetically at higher risk of clinical depression than men, Australian researchers found in a study published ... that could change how ...
'It doubles the time of origin of the human species': How digital technology is rewriting the origin of humanity

‘It doubles the time of origin of the human species’: How digital technology is rewriting the origin of humanity

Michelle Starr | Science Alert |
An ancient skull, warped and damaged by the ravages of time and degradation, may have just altered our understanding of ...
Why do humans kiss? Scientists now think they know, and it's kind of creepy

Why do humans kiss? Scientists now think they know, and it’s kind of creepy

Michelle Starr | Science Alert |
Nobody knows when kissing emerged among humans. But the practice of plopping one's mouth on another human, whether in friendship ...
What are the key factors to look out for when monitoring cognitive decline? Here’s 4

What are the key factors to look out for when monitoring cognitive decline? Here’s 4

David Nield | Science Alert |
Knowing how key cognitive functions could change in people diagnosed with Alzheimer's disease can make a significant difference to patients and ...
Removing both ovaries can have overlooked brain health consequences in the long run

Removing both ovaries can have overlooked brain health consequences in the long run

Carly Cassella | Science Alert |
Study has scientists concerned that the surgical removal of both ovaries can have overlooked health consequences in the long run ...
Genetic risk of developing Alzheimer's disease more strongly influenced by mother's side than father's side of the family

Genetic risk of developing Alzheimer’s disease more strongly influenced by mother’s side than father’s side of the family

Rahul Sidhu | Science Alert |
The genetic risk of developing Alzheimer's disease is more strongly influenced by the mother's side than the father's side ...
Not just a fad: The ‘Mediterranean diet’ has been around for over 4,000 years

Not just a fad: The ‘Mediterranean diet’ has been around for over 4,000 years

Even 4,000 years ago, people in the Mediterranean knew what was good for them. A new study found ancient Syrians ate similarly ...
Hollowed-out cheeks, sunken eyes, and excess skin: ‘Ozempic face’ plagues some weight loss drug users

Hollowed-out cheeks, sunken eyes, and excess skin: ‘Ozempic face’ plagues some weight loss drug users

Carly Cassella | Science Alert |
'Ozempic face' – a term used to describe the hollowed-out cheeks, sunken eyes, and excess skin that can arise from ...
‘I'm actually present in my daily life and that's incredible’: Breakthrough brain implant treats both epilepsy and OCD

‘I’m actually present in my daily life and that’s incredible’: Breakthrough brain implant treats both epilepsy and OCD

Deep-brain stimulation is used in the treatment of Parkinson's disease and other conditions affecting movement, including epilepsy ...
Epidemic of severe infections of skin scalp and nails: Overuse of over the counter creams linked to antifungal resistance

Epidemic of severe infections of skin, scalp, and nails: Overuse of over-the-counter creams linked to antifungal resistance

Clare Watson | Science Alert |
CDC claims combinations of antifungal treatments with corticosteroids are contributing to the rise and spread of severe fungal infections ...
The green fluorescent signals in the eyes and fingers of the live-birth chimeric monkey at three days of age. (Cao et al., Cell, 2023)

A green glowing monkey has been created in China. What were the scientists trying to learn?

Carly Cassella | Science Alert |
Scientists in China have announced the birth of a primate like no other, with eyes that shined green and fingertips ...
Wild elephants were domesticated — but not by humans. Here’s the surprising mystery of how that happened

Wild elephants were domesticated — but not by humans. Here’s the surprising mystery of how that happened

Mike McRae | Science Alert |
An international team of researchers recently pointed out that similar features exist within populations of elephants, prompting the question of ...
Human GMOs: Vertebrate eyes evolved after 'horizontal gene transfer' from another species

Human GMOs: Vertebrate eyes evolved after ‘horizontal gene transfer’ from another species

New research suggests some components of vertebrate vision may not have been shaped incrementally as their genes passed down family ...
Are humans still evolving? 155 new genes identified that suggest we’re still being shaped by our environment

Are humans still evolving? 155 new genes identified that suggest we’re still being shaped by our environment

We may have parted ways with our primate cousins millions of years ago, but a new study shows just how ...
The evolution of pregnancy

What can teeth tell us about how human pregnancy evolved?

Tessa Koumoundouros | Science Alert |
Human babies pack a lot of growth into those nine months between conception and birth to give them and their ...
how much exercise is needed to counteract sitting

Did you spend the afternoon on the couch? Here’s how much exercise you need daily to make up for it

David Nield | Science Alert |
We know that spending lots of time sitting down isn't good for us, but just how much exercise is needed ...
parasite that causes leprosy may have healing affect

Hidden healing: The amazing nerve-mending effect of parasites linked to leprosy

Tessa Koumoundouros | Science Alert |
In an ironic twist, researchers have just discovered that a tissue-damaging disease somehow has the potential to regenerate mammalian livers ...
Could COVID be triggering young girls into early puberty?

Why did so many girls experience early puberty during the pandemic? (The virus might not be to blame)

Mike McRae | Science Alert |
Among the laundry list of health problems COVID has inflicted on the world's population, one of the more perplexing could ...
Homo Sapiens were the apex predators as indicated by their diet of primarily meat

‘Apex predators’: For 2.5 million years, early humans stood atop the food chain, eating mostly meat

Mike McRae | Science Alert |
Paleolithic cuisine was anything but lean and green, according to a study on the diets of our Pleistocene ancestors. For ...
uncombable hair might be genetic

Hate brushing your hair? You may have ‘uncombable hair syndrome’ — a rare genetic disease

Gill Westgate | Science Alert |
Uncombable hair syndrome is more than just difficult hair. As its name suggests, it's hair that sticks out at all ...
The tipping point for millions of heart attacks is one single gram of salt per day

The tipping point for millions of heart attacks is one single gram of salt per day

David Nield | Science Alert |
Looking at health data on adults in China, the study authors estimate that a reduction of just 1 gram in ...
Narcissists are more likely to fall for conspiracy theories. Why?

Narcissists are more likely to fall for conspiracy theories. Why?

David Nield | Science Alert |
Previous research shows that people identified as narcissists – those with an inflated sense of their own importance, a lack ...
’Ahem'? Captive gorillas created a sound specifically to get humans’ attention

’Ahem’? Captive gorillas created a sound specifically to get humans’ attention

Tessa Koumoundouros | Science Alert |
In a fascinating discovery, western lowland gorillas (Gorilla gorilla gorilla) at Zoo Atlanta have been caught summoning their keepers using ...
Does the culture we grow up in influence the way we walk?

Does the culture we grow up in influence the way we walk?

Carly Cassella | Science Alert |
A child's manner of walking can tell a doctor a lot about their health and development. But the transition from ...
Germs implicated in fall of great ancient civilizations, bone analysis shows

Germs implicated in fall of great ancient civilizations, bone analysis shows

Michelle Starr | Science Alert |
Thousands of years ago, across the Eastern Mediterranean, multiple Bronze Age civilizations took a distinct turn for the worse at ...
'Mind after midnight': How our brains evolved to hyperfocus on the negative after dark

‘Mind after midnight’: How our brains evolved to hyperfocus on the negative after dark

Carly Cassella | Science Alert |
Plenty of evidence suggests the human mind functions differently if it is awake at nighttime. Past midnight, negative emotions tend ...
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