Why Hard Physical Work Is Not the Same as Exercise for Brain Health
A sweeping new meta-analysis covering more than 4.2 million people has uncovered a striking paradox: while leisure-time physical activity reduces dementia risk by roughly 24%,...

Tai chi, a traditional Chinese form of exercise, may help older adults avoid getting shingles by increasing immunity to varicella-zoster virus and boosting the immune response to varicella vaccine, according to research supported by the National Institute on Aging and NCCAM.

It's that time of year: Bicyclists young and old are lubing chains and dusting off cheap supermarket bikes, top-of-the line Treks and everything in between. A bike, of course, offers a way to get exercise, reduce your carbon footprint or just have fun. But biking activity, in large part, is driven by the pedaling opportunities available in your community.

Make no mistake you are under siege on the Internet, be it big government, big data, or your favorite smartphone application. Your government on the other hand stands idly by ready to turn you over for roasting on the other side by ISPs standing between you and your website of choice.

At first glance, one would think that the causes of diseases are as numerous and diverse as the diseases themselves. However, careful observation will show that, fundamentally, all illnesses share one cause: the deterioration of the terrain, the body’s internal cellular environment...

As each new computer virus attack or vulnerability comes to light, millions instinctively check their computer to see if their anti-malware application is up to date. This is a good idea and they are wise to do it but a large number of us still forget about their smartphone.

In the industrial era, economic growth has become equated with human progress, with a fundamental assumption that material growth and consumption inevitably leads to improvements in our well-being...

You are in bed, sweating and trembling, dosed up on a selection of painkillers and herbal tranquillizers. Noises outside make you jump. Your heart beats frantically, furiously, unremittingly. You sleep for brief periods, twenty minutes, ten minutes. A police siren goes past and you wake up with a start...

Innumerable studies have documented the ill effects of insufficient sleep, defined as getting less sleep than we need to be our best. Beyond the tiredness, fogginess, and grumpiness we commonly note the next day, less-than-optimum sleep impairs focus, judgment, problem solving, and memory.

Here’s a fun fact: Abraham Lincoln didn’t go to law school. He independently studied the law, registered with the Sangamon County Court in Illinois and passed an oral examination by a panel of attorneys. He was then given his license to practice law.

Big Pharma’s focus on blockbuster cancer drugs squeezes out research into potential treatments that are more affordable. Says one researcher: “What is scientific and sexy is driven by what can be monetized.”

Scientists are tapping into the secret wisdom of trees—even when they don't know what they're looking for. Thomas Swetnam understands how unforeseeable insights and technological developments can lead us toward new discoveries and conclusions. “There’s the known unknown,” he says, “and then there’s the unknown unknown.”

On a low, windswept rise at the southeastern edge of the Navajo Nation, Jackie Bell-Jefferson prepares to move her family from their home. A mound of uranium-laden waste the size of several football fields, covered with a thin veneer of gravel, dominates the view from her front door...

This camera can look around corners and beyond the line of sight. The camera uses light that travels from the object to the camera indirectly, by reflecting off walls or other obstacles, to reconstruct a 3D shape.

If you’re confused by food labels, you’re not alone. Marketers use a variety of tricks to make foods seem healthier and more appealing than their competitors, particularly when it comes to products aimed at children. One of the most powerful advertising tools a food manufacturer has is the packaging.

In the lingering aftermath of the Great Recession, recent college graduates are having a tough time of it. As state aid for education has fallen, student loans have risen, leading to crippling levels of debt that has climbed to more than $29,000. Limited options after graduation in a tight job market only make this situation difficult.

If you’re struggling to understand the deluge of information about the Heartbleed vulnerability, you’re not alone. Some reports tell us to change all our online passwords immediately, others warn us that this could do more harm than good. There is a lot of misinformation out there.

Despite the obvious challenges of recovering from a heart attack, the blessings of this bizarre sequence of events are greater than the drawbacks. Suddenly being awakened to the presence of my physical heart has triggered a process of what I can only describe as re-heartening...

Let’s say Martians land on the Earth and wish to understand more about humans. Someone hands them a copy of the Complete Works of Shakespeare and says: “When you understand what’s in there, you will understand everything important about us.”

There was a time when standing desks were seldom seen inside a regular office setting. That's changed, in large part due to research showing that the cumulative impact of sitting all day for years is associated with a range of health problems...

How important, if at all, is having more money for our happiness and well-being? Unsurprisingly this question stimulates a lot of opinion and debate. But are people accurate in their predictions about the benefits of having money?
Sequencing is the idea that the right steps at the right time get you where you want to go. Often, people understand where they are and know where they want to go, but the sequence of steps from here to there eludes them...