The brain has its own cleaning crew that works hard while we sleep. This crew, called the glymphatic system, clears out harmful waste from the brain. Scientists have found that how you sleep can make this cleaning process more effective. Sleeping on your right side seems to be the best position for this. The glymphatic system is like a network of tiny pipes that hel...
Ever wondered why some people swear by cold showers? It's not just about toughness; it's about brainpower. Diving into cold water can actually give your mind a serious upgrade. Experts, like neuroscientist Andrew Huberman, have studied this and found that cold water triggers a dopamine release in the brain. Dopamine is the feel-good chemical that helps you stay focus...
Keeping your brain healthy as you get older doesn't have to be complicated. A recent study shows that small, consistent changes can make a big difference. Over two years, more than 2, 000 adults aged 60 to 79 were followed. They were encouraged to move more, stay socially connected, manage their heart health, and follow the MIND diet. This diet focuses on foods like ...
When older adults have surgery that isn't related to the heart, there's a chance they might get confused afterwards. This isn't just a small issue. It can lead to bigger problems and make their stay in the hospital longer. What's more, different hospitals see this happening at different rates. This variation is something that needs more attention. This confusion, ca...
Exercise is great for the body and mind, but how much and when you do it matters. The usual way to think about exercise is by looking at how often, how hard, how long, and what kind of activity you do. This is called the FITT principle. But there's more to it. Density is a new factor to consider. It's about how you space out your exercise sessions and the breaks you...
The world is seeing more and more people with brain-related issues. This is because people are living longer and surviving serious brain events. Many of these people end up with long-term problems like stroke or dementia. While there have been big steps forward in treating these issues, there is a big need for a focus on prevention. This means stopping problems befor...
Lifestyle changes are often touted as a way to keep the brain sharp. But do they really work for people who feel their memory is slipping? This is a big question in the world of brain health. Researchers decided to dig into this by looking at people who feel their memory is not as good as it used to be. These folks are often called to have subjective cognitive declin...
The use of technology has become a hot topic when it comes to its effects on the brain. With many people now reaching old age having grown up with technology, researchers wanted to see how it affects their mental sharpness. They dug into 57 studies involving over 400, 000 older adults. The results were surprising: using tech like computers, smartphones, and social...
A recent investigation revealed that taking a break from your phone's internet could make your brain feel younger. This was not about using a special app or taking a pill. It was about turning off the internet on your smartphone for a while. The study involved 400 people who used a special app to block internet access on their phones for two weeks. They could still m...
The brain's health is deeply tied to the quality of sleep one gets. Recent findings show that not getting enough deep sleep or REM sleep can lead to shrinking in key brain areas. These areas are the first to be affected by Alzheimer’s disease. The study looked at 270 people over many years. It found that those who had less deep and REM sleep had smaller brain volumes...