Famed Antarctic explorer Ernest Shackleton may have suffered from a deficiency of the nutrient thiamine, a condition known as beriberi, say researchers who claim they have cracked this nearly 120-year-old mystery. Shackleton is known for his daring expeditions to Antarctica in the early 20th century. He experienced prolonged bouts of extreme shortness of breath and…  read on >  read on >

Parents of preschoolers with attention deficit hyperactivity disorder (ADHD) may be advised to give their child medication to help them concentrate, sit still and/or control impulsive behaviors. A new study comparing two classes of medications might help them arrive at a decision. While stimulants are often first in line, the research shows that another class…  read on >  read on >

Couples share a lot together, but heart disease wouldn’t be on any couples’ list. However, new research out of China shows that if your spouse has heart disease you’re likely at high risk for it, too. Living together can often mean unhealthy habits are shared, explained the study’s lead author. “We found that an individual’s…  read on >  read on >

Getting a prescription for an opioid painkiller from your dentist could put you or your family at risk for an overdose, a new study warns. The finding is based on an analysis of data from 8.5 million Americans who had teeth pulled or 119 other types of dental work between 2011 and 2018. All had…  read on >  read on >