Artikel-artikel mengenai Physiology

Menampilkan 1 - 20 dari 28 artikel

Dinosaurs had some bad luck, but sooner or later extinction comes for all of us. rawpixel/Unsplash.com

What makes some species more likely to go extinct?

Death is inevitable for individuals and also for species. With help from the fossil record, paleontologists are piecing together what might make one creature more vulnerable than another.
Australia’s Michael Shelley will run in the Gold Coast Commonwealth Games marathon. AAP

The science of elite long distance running

There are many factors that set elite runners apart from other runners, including training volume, physiology, tendon function and running technique.
Little does this woman know what happens to her brain when she licks the ice cream. from www.shutterstock.com

Health Check: does my brain really freeze when I eat ice cream?

It's a long, hot summer's day and you're looking forward to an ice cream. But within seconds of your first bite, you feel a headache coming on: a brain freeze. What's going on?
The physiological response to sex is similar to that of exercise. from shutterstock.com

Health Check: does sex count as exercise?

Sex can often be a pleasurable experience. But it also has benefits some reports have compared to those of exercise. So can sex really count as a workout?
If you’re not regularly active, extreme exercise and exercise in extreme heat is unwise. lzf/Shutterstock

Health Check: how to exercise safely in the heat

Exercise alone can be hard, but exercising in the heat is a whole lot harder. Put simply, this is due to the balance between how much heat the body generates and how much it is capable of losing.
Not all gross: mucus is vital for healthy airways. William Brawley/Flickr

Health Check: what you need to know about mucus and phlegm

We tend to notice mucus only when it’s abnormal and the sticky fluid is expelled from orifices. But actually it’s pretty amazing stuff. Every moment of our lives mucus is protecting our internal organs…
Hyperhidrosis or excessive sweating affects around 3% of the population. Jayel Aheram

Explainer: why do I sweat so much and how can I stop it?

Everybody sweats, some more than others. It’s a physiological reaction to heat and the body’s mechanism to regulate core temperate. Individual sweat rates vary and are influenced by factors such as ambient…
Our culture tells women there’s something wrong with them if they don’t orgasm. Gustavo Gomes/Flickr

Female sexual dysfunction or not knowing how to ask for what feels good?

The recently published Italian study suggesting women can only have clitoral, rather than vaginal, orgasms raises important questions about the medicalisation of female sexuality and sexual dysfunction…
World record holder – but for how long? Hannibal Hanschke/Reuters

How low can marathon times go?

This fall Dennis Kimetto set a new world record in the marathon, clocking 2:02:57 at Berlin. He is the first man to run those 26.2 miles in under 2:03 and his time sparked speculation about when the two-hour…
No, I did not get a manicure before coming here today. Polygraph Shutterstock

Lie detectors and the lying liars who use them

As society becomes more and more dependent on machines to make important decisions, the use of technology for lie detection is becoming increasingly popular. But as much as we would like to rely on technology…
The heat is on. And referees can get it wrong. Tolga Bozoglu/EPA

Forget the players, World Cup referees are feeling the heat

There has been much hand-wringing over the problems that World Cup players are facing due to the environmental extremes they are exposed to in Brazil. There has been little sympathy for the men in black…
Dusting off the archives: Griff Pugh at work at altitude. Royal Geographical Society (with IBG)

Meet Griffith Pugh: the Everest pioneer you’ve never heard of

Scientists almost never get to be household names just for doing science. Most who impact the public consciousness, like Brian Cox, Richard Dawkins and Stephen Hawking, tend to at least combine the science…

Kontributor teratas

Lebih banyak