hypothesis

World-wide obesity has nearly tripled since 1975, according to the World Health Organization. Numerous causes of obesity have been hypothesized including increased dietary fat, carbohydrate or ultra-processed food (UPF) consumption,…

A new study from a team led by researchers at the Johns Hopkins Bloomberg School of Public Health found that signs of common infections in a sample of middle-aged and older adults were associated with poorer performance on a test of global…

New findings from investigators at Brigham and Women's Hospital, a founding member of the Mass General Brigham healthcare system, contradict previous notions about sugar's role in the onset of diabetic cataracts. Using an animal model that…

A new theory suggests irritable bowel syndrome (IBS), the most common gastrointestinal disorder, may be caused by gravity. Brennan Spiegel, MD, MSHS, director of Health Services Research at Cedars-Sinai and author of the hypothesis,…

Type 1 diabetes (T1D) is an autoimmune disease in which the pancreas makes little or no insulin. The details on the events that occur during autoimmune destruction of the pancreatic beta-cells have been studied extensively yet the mystery…

The Correlates of War sounds like it could be the title of a thriller from an airport bookstore.But known by its somewhat undignified acronym, the COW project is actually a large collection of research on the history of wars and their…

Infection with adenovirus, a common childhood virus, is the leading hypothesis for recent cases of severe hepatitis of unknown origin in children that have led to at least six deaths, U.S. health officials said on Friday. The Centers…

The brain is a complex network containing billions of neurons. Each of these neurons communicates simultaneously with thousands of others via their synapses (links), and collects incoming signals through several extremely long, branched…

For 25 years, UC Berkeley biologist Robert Dudley has been intrigued by humans' love of alcohol. In 2014, he wrote a book proposing that our attraction to booze arose millions of years ago, when our ape and monkey ancestors discovered that…

Early humans had to move around often to hunt for food, the thinking goes, and those who moved the most and found the most food were likeliest to survive. Over eons, this process led to the selection of genes that were optimized by…