About three-quarters of American adults are deficient in a crucial nutrient: vitamin D.
Many experts say we don’t get enough vitamin D because of the widespread use of sunscreen and constant warnings about skin cancer from sun exposure.
But the risks of low vitamin D may be worse than those from sunburn. Deficits of the “sunshine vitamin” are linked to heart disease, osteoporosis, diabetes, and low immunity.… Read More
We’ve all heard that exercise is good for our brain as well as our body.
Research has consistently shown that people who work out regularly stay mentally sharper as they get older.
But what kind of exercise is best?
A new study set out to answer that question.[1]
Researchers from Columbia University and the University of Miami gave 876 seniors brain scans and tests that gauged thinking and memory skills.… Read More
By now, we’ve all read the horror stories about opioid addiction.
Hundreds of thousands of Americans have died from overdoses of prescription painkillers. And many others have had their lives destroyed in other ways after becoming addicted to these medications.
So now, many people suffering from pain understandably want to avoid OxyContin, Vicodin, and the other opioid pain pills that have killed so many people.… Read More
The idea that puzzles can slow brain aging is controversial.
Some neurologists strongly recommend puzzles like crosswords and sudoku as a way to keep your mind sharp into old age. Others say they don’t help your brain do anything better…other than puzzles.
But major new research shows that crossword and sudoku puzzles are extremely effective in preserving mental sharpness.
The two studies were published in the International Journal of Geriatric Psychiatry.… Read More
Millions of people take CBD supplements for chronic pain, insomnia, and anxiety.
Now, a new study shows it may have another important health benefit.
Scientists from Australia’s University of Queensland conducted a series of lab tests to examine CBD’s power as a germ killer. They discovered it is a powerful natural antibiotic.
The scientists found that CBD can destroy some of the most dangerous forms of bacteria.… Read More
Insomnia is one of the most frustrating health problems. Not only is it extremely common (about 31% of Americans suffer from it), but the cause is often hard to pin down.[1]
That makes curing it difficult.
So people resort to sleeping pills, which don’t work well in the long term and have serious side effects.
A new study shows that insomnia may be caused by something almost of all of us have started doing in the last 20 years.… Read More