Scientists have focused on amyloid beta plaques as the primary cause of Alzheimer’s disease for more than 25 years. Readers of this publication know I tossed the theory out a long time ago. For one thing, autopsies reveal that quite a few people who died [...]

Scientists are a mostly conservative bunch, shunning anything theatrical. But Professor Giovanna Mallucci made an exception on a cold October morning when she stood in front of an audience of swimmers and shivering BBC reporters at an unheated, open air pool in London. She chose [...]

For years, a few brain researchers have been looking into a non-invasive method to diagnose Alzheimer’s disease before symptoms begin. They’re focused on the only part of the brain that’s visible without using complicated imaging techniques like X-rays or drilling open the skull. They’re looking [...]

If you want to boost your ability to learn new things and remember important information, studies show there’s one quick and easy way to do that. Researchers have found that if we take notes by hand, writing them out the old fashioned way, we can [...]

All of us have experienced foggy thinking from a bad night’s sleep. But for some, chronic poor sleep can be a brain health disaster. What’s more, neuroscientists recently confirmed that millions of poor sleepers suffer from a common and often undiagnosed condition that dramatically increases [...]

More than a quarter of Americans have trouble falling asleep or staying asleep, and over two-thirds struggle with sleep at least once a week. For these people, listening to white noise can help. However, a different device has arrived on the scene that may be [...]

Car sickness and other forms of motion sickness are surprisingly common, with up to one in three people highly susceptible to the condition. Being a driver rather than a passenger is protective. But with driverless cars coming to our roads in the near future, drivers [...]

There’s an old adage that “a rolling stone gathers no moss.” Stones might not be gathering moss, but traditional healers think you should if you want to maintain good health. Over the last 2,000 years, traditional healers have used moss medicinally to cope with a [...]

We all get the weight-gain angle. It’s pretty obvious that eating a lot of processed foods like chips, sweet snacks, fast food, sweetened drinks and other types of "junk" food can expand your waistline. But did you know that, at the same time, those processed [...]

It’s a vibrant green, culinary herb with a flavor all its own and a long history dating back thousands of years. The herb cilantro was grown by the ancient Egyptians and even placed inside the tomb of their boy king, Tutankhamen. In modern times, cilantro [...]

When our environment darkens, the pupils open up to let in more light. Pupils also dilate when you’re feeling scared or threatened, or when you’re looking at someone you’re physically attracted to. The use of certain medications or recreational drugs can dilate your pupils as [...]

Scientists delving into the study of ancient herbs and how they help the body have once again proven the old saying, “Everything old is new again.” And that certainly applies to an Asian orchid that’s been in use longer than anyone can remember. In fact, [...]

Do you ever get dizzy, lightheaded, or feel faint when you get up quickly after you've been sitting for a while? If you do, you're in good company. These dizzy spells are shared by about six percent of adults and up to 30 percent of [...]

Many people around the world take a nap at some point during the day. In hot climates taking an afternoon nap, or siesta, is a common part of the daily routine. While napping can be a healthy way to boost your mental prowess, it can [...]

Dizzy spells can be upsetting and dangerous. And when you suffer from vertigo, and for no apparent reason you occasionally feel dizzy and the world seems to spin, your anxiety can grow as you struggle to get your body back under control. The most common [...]