Health on ZME Science

Your nail polish might be toxic. Here's how you can tell

As we’ve learned more and more in recent years, it’s very difficult to find good cosmetic products that are also good for your health. Words like “organic” and “natural” are thrown around a lot, but they’re not well-regulated and are often misleading. In fact, many “natural” products contain toxic substances. So if you want to […]

The appeal of the paradox -- mankind's fascination with self-contradicting ideas

Paradoxes aren't always questions, sometimes they go beyond logic, and can help us improve our way of thinking.

Being multiple people: Diving into Dissociative Identity Disorder

Your altered identities may never let you know if you have dissociative identity disorder, and sometimes it's for the collective good.

Ruby chocolate: not just color, but actually a different type of chocolate

There's a new type of chocolate in town.

What is sleep paralysis: the unsettling phenomenon at the boundary of wakefulness

We undergo sleep paralysis every night and don't notice it -- unless we're awake when it happens.

Marie Antoinette Syndrome -- or why some people's hair can turn white overnight

Yes, it's very rare, but it does seem to happen.

You really shouldn't get an eye tattoo. Here's why

It's extremely dangerous, often leads to complications, and it's not even a true tattoo.

Pill for your thoughts: what are nootropics?

A class of drugs that many pin their hopes on, but is still poorly understood.

Demystifying nootropics - Is cognitive enhancement even a thing?

Whether you’re a college student hoping to improve your grades, a professional wanting to achieve more at work, or an older adult hoping to stave off dementia, the idea of popping a magic pill that boosts your brainpower can be tempting. So it’s no surprise that the use of nootropics or smart drugs is on […]

Are male and female brains really different?

The field is rife with 'neurosexism'.

How to tell if eggs are bad -- according to science

You don't need to throw all your eggs away.

The Yerkes–Dodson law, or why you mess up tasks when your crush is watching you

All it takes is that little bit of extra pressure.

Sugarcane, slaves, empire-toppling -- the story of rum

This spirit had a very busy history.

What's the difference between a psychopath and a sociopath

One is born… the other is made.

Why do beans make us gassy?

An unfortunate side-effect of this tasty legume.

The artificial womb -- a fast-approaching frontier for humanity?

A dive into techno-ethical discussions around this potentially crucial science.

What is Black Fungus disease, and why you should care

As the city of Delhi recently reported more black fungus cases than COVID-19 cases, it's becoming clear that India's health woes are far from over.

What is lupus?

One of medicine’s ‘great imitator’ diseases.

It burns so good: why do some people like spicy food?

I get flustered just looking at a pepper so I’m not one of them.

How a deaf Beethoven discovered bone conduction by attaching a rod to his piano and clenching it in his teeth

Beethoven wrote dozens of symphonies and songs while deaf. But he had some help from a nifty trick.

Here are the world's most favorite fruits -- judging by production figures, at least

They really do good for the body and soul, so don't be afraid to chow down on some fruit today!

What is MDMA: party drug or therapeutic agent?

At home in both weekend raves and the psychiatric ward, MDMA is not your typical street drug.

What is creatine: the most studied sports supplement

In an industry filled with fakes and scams, creatine monohydrate is like a breath of fresh air.

Pollen allergies are getting worse each year. Climate change and sexism are to blame

Are allergies getting worse? Yes -- and you can thank botanical sexism for that.

What Zombie deer disease really is, and how much of a threat it poses

A prion disease is now spreading through the US. Here's what you need to know.

What is pain, and why do we even need it?

No carrot, all stick.

Do the coronavirus vaccines work on variants? Here's what we know so far

Things are encouraging, but there are also serious concerns.

Why ketamine is so good against depression

Is ketamine the miracle drug that we've all being waiting for?

What is cholesterol?

Cholesterol is vital for the body's well-being. But too much of it can also kill.

What is a narcissist really?

Everyone knows narcissists are full of themselves -- but there's much more to it.

What is hemoglobin, and should you worry that it's in your blood?

Any red-blooded American has this in their veins.

How many people need to get vaccinated for COVID-19 herd immunity?

While still far away, herd immunity is now at least in sight.

What is epilepsy: the brain's thunderstorm

Epilepsy is often misunderstood with different facts and myths surrounding the condition.

When will the pandemic end?

Life could go back to normal this fall.

What is tempura?

You batter pay attention if you don't know what this is.

What is sucralose, and is it safe for you?

Well it's very sweet, and as far as we can tell, yes.

How soon and how long after the vaccine are you immune?

You don't get a vaccine and become immune the next second. It usually takes a while -- and we're not sure how long it lasts.

Can you spread COVID-19 after getting vaccinated?

Vaccination probably doesn't work the way you imagine it does.

How long it takes to break a habit, according to science

Did you honestly expect a straightforward answer?

What function does the appendix serve?

Far from useless, the appendix is important for maintaining gut flora and supporting the immune system.

What's the cheapest COVID-19 vaccine ?

Several vaccines have laid claim to the 'cheapest' title. Things aren't entirely clear, but some vaccines are definitely cheaper than others.

A thorough comparison of the Pfizer and Moderna COVID-19 vaccines

Both are mRNA vaccines -- the first of this type -- and are similar in many ways, but there are also some key differences.

What is a stroke?

Know the signs and act FAST.

Frequently asked questions about the coronavirus vaccine

Everything you wanted to know about the new coronavirus vaccines.

Is the COVID-19 vaccine safe for pregnant women?

There's no data because clinical trials did not include pregnant or breastfeeding women. But here's what we know so far.

What's exactly inside the COVID-19 vaccines?

Sorry but there’s no microchips or luciferase, just safe and effective ingridients.

How long does COVID-19 vaccine immunity last?

Scientists don't know for sure at this stage of the pandemic, but there is evidence suggesting that current vaccines could offer ample protection.

What are the side effects of the vaccine for COVID-19?

All medication has side effects, and coronavirus vaccines are no exception. Severe reactions are very rare though!

Can you die from lack of sleep?

In December 1963, two boys thought of a bright idea for a school science project– they would stay awake for as long as possible and report back on what happens inside their sleep-deprived brains. The project ended on 8 January 1964, when 17-year-old Randy Gardner had managed to stay awake for 11 days and 25 […]

Coronavirus myths: What we know isn't true of the pandemic

A year into the pandemic, we're still battling coronavirus myths.

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