muscles

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Why Are Medium-Sized Animals the Fastest? A Theory
Why Are Cheetahs the
Fastest? A Study Explains
NEW STUDY

Why Are Cheetahs the Fastest? A Study Explains

They fall in a 'sweet spot' while larger, smaller animals hit muscle limits

(Newser) - Lifespan, strength, and brain size tend to increase with an animal's size, yet speed does not. The largest land animal, the elephant, wouldn't come close to catching the fastest land animal, the cheetah. It's no anomaly. The fastest animals on land, in water, and in air are...

Ancient Lucy Could've Walked Much Like Us
Ancient Lucy
Had Some Pretty
Powerful Legs
NEW STUDY

Ancient Lucy Had Some Pretty Powerful Legs

Knee extensor muscles were like modern humans', meaning she could have walked like us: researcher

(Newser) - Part of the reason the human ancestor known as Lucy is so famous is that her bones, discovered in Ethiopia in 1974, indicated her hominin species, Australopithecus afarensis, was among the first to walk on two legs more than 3 million years ago. But what would her long-vanished muscles tell...

Here's a Body Part You Didn't Know You Had
Scientists Find Body Part
You Didn't Know You Had
in case you missed it

Scientists Find Body Part You Didn't Know You Had

Coronoid layer on jaw's messeter muscle described in humans for first time

(Newser) - Press your fingers behind your cheeks and clench your teeth. What you're feeling is the masseter muscle, a key muscle allowing humans to chew and eat, which is usually described as being made up of a deep layer and a superficial one, per the Hill . Except researchers say that'...

Aly Raisman: 'Sexist' TSA Agent Doubted My Muscles

Olympic gymnast describes 'rude and uncomfortable' interaction with male agent

(Newser) - Aly Raisman, a three-time Olympic gold medalist in gymnastics, says she was the victim of some uncomfortable sexism at the hands of the TSA. The 22-year-old shared the story on her Twitter account Wednesday, the AP reports. It started when a female TSA worker told Raisman she recognized her by...

Muscles Help Men Be Seen as Leaders
Muscles Help Men
Be Seen as Leaders
study says

Muscles Help Men Be Seen as Leaders

The same does not appear to be true for women

(Newser) - There's only so much a person can do about certain leadership qualities, such as high intelligence. But researchers out of Berkeley and Oklahoma State University report in the Journal of Personality and Social Psychology that the more muscular a man is, the more likely he is to be seen...

Ruling: Brain Is a Muscle, So Bridge Is a Sport

Chess and board games may soon join the ranks as 'mind' sports

(Newser) - It turns out that your 60-something aunt retired to Florida to be a jock, and the "mind games" she dominates aren't the ones you're thinking of. Rather, bridge is an actual sport because the brain is a muscle, a judge in the UK has ruled, and other...

Young Blood Reverses Aging in Older Mice
Young Blood Can Reverse Aging Process
studies say

Young Blood Can Reverse Aging Process

Researchers find the fountain of youth—in blood?

(Newser) - Who knew blood-sucking vampires were actually onto something? According to new US studies, the blood of young mice can rejuvenate the brains and muscles of older mice, effectively reversing the impact of aging, the New York Times reports. "I am extremely excited," says a professor. "These findings...

Why Guys' Noses Are Bigger

It's about getting more oxygen to maintain muscles: scientists

(Newser) - Men need bigger noses because they tend to have more muscle—meaning they need more oxygen, a new study suggests. Researchers followed the growth of 18 women and 20 men from age three to past 20. While kids' nose sizes weren't much different between sexes, male noses started getting...

Antibacterial Soap Ingredient Spells Trouble for Muscles
Antibacterial Soap Ingredient
Spells Trouble for Muscles
in case you missed it

Antibacterial Soap Ingredient Spells Trouble for Muscles

Triclosan inhibited muscle function of human heart cells in test tubes

(Newser) - If you're an antibacterial-soap junkie, it might be time to cut back. A three-part study suggests triclosan, a common chemical found in such products, slows muscle function in both human and animals. A paper published yesterday outlines the experiments: Scientists exposed human heart and skeletal muscle cells to levels...

Does Chocolate Build Muscle?

Scientists say, "sort of"

(Newser) - Can you finally replace your energy bar with a candy bar? Scientists have discovered a connection between chocolate and building muscle, reports the New York Times . Researchers at the University of California in San Diego have found that giving mice a purified form of epicatechin—the main nutritional ingredient of...

Six-Pack Abs? Overrated.
 Six-Pack Abs? 
 Overrated. 



in case you missed it

Six-Pack Abs? Overrated.

Well, in advertising at least

(Newser) - Well guys, if you’re going to the gym for the sole purpose of attracting women…you can stop. Women in an Australian advertising study rated thin or somewhat chubby men at least as highly as those with so-called “six-pack abs,” the Sydney Morning Herald reports. Older teens...

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