(Jennifer J Heisz/ The Conversation) — For the first time in human history, older people outnumber younger people. This has created unique health challenges. Dementia may be one of the scariest — a debilitating condition that erases memories; a condition without a cure.

But dementia does not have to be your fate. Exercise protects our  …

(Tyler Lee/ Ubergizmo) — A good majority of our electronic devices give off radiation, especially our phones.

Presumably, they have all been tested and approved by regulatory bodies before they are put on sale, although there was a report from back in August that suggested that phones made by Apple could be exceeding those limits.

Now  …

(Ana Sandoiu/ Medical News Today) — Some have dubbed texting “the new drunk driving” — and for good reason. New research suggests that texting while walking can also be dangerous, as it rounds up all the head and neck injuries that occurred due to cell phone use over a 20 year period.

According to the United States Department  …

(Russell Deeks/ Science Focus) — Having nightmares may help to prepare us for potentially frightening situations, a study at the University of Geneva and University Hospitals Geneva, and the USA’s University of Wisconsin, has found.

There’s a huge amount science still doesn’t know about dreaming. It’s not even clear if everyone does  …

(Adam Miller/ CBC News) — You may think your dog can understand you, and in a way, you’re right.

New research suggests dogs may actually be smarter than we give them credit for and can also have profoundly positive effects on our health.

Researchers from the University of Sussex in Brighton, U.K., analyzed 42 dogs of different breeds  …

(Tim Newman/ Medical News Today) — Prostate cancer is common, affecting nearly half of males over 50. However, it tends to develop slowly, and in many cases, health professionals do not consider it clinically significant. In other words, it is not likely to shorten the male’s life.

This poses a real problem for medical professionals,  …

(CNN) — We hate to ruin your festive cheer, but it turns out that ordering a pint of caramel-flavored hot chocolate topped with whipped cream may not actually be that good for you.

That’s the fairly unsurprising finding of a British survey that warns of the high sugar content of festive hot drinks offered by chains including Starbucks  …

(Ana Sandoiu/ Medical News Today) — The bacteria in our mouths may hold the key to many facets of our health.

Researchers have found intriguing clues about pancreatic and esophageal cancer risk in mouth bacteria, and some studies have linked poor oral hygiene with respiratory problems.

Mounting evidence is also strengthening the link  …

(NBC News) — The trend of buying real Christmas trees is still increasing amongst millennials. The National Christmas Tree Association said there was a 20% increase in real tree sales between 2017 and 2018 and only a 4% increase in artificial tree sales.

CNN reported that Christmas tree sellers are expecting another wave of new customers  …