Volcanoes have long been known to have an impact on climate - the 1815 Tambora volcanic eruption is famous for its impact on climate worldwide, making 1816 the 'Year Without a Summer'. Maybe…

You can't catch attention deficit hyperactivity disorder (ADHD) but you wouldn't know that by the way diagnoses are spreading - up 10X in some countries.  America went through this in the 1990s…

Neurons - cells in the brain that communicate chemical and electrical information - belong to one of two groups, inhibitory or excitatory. Much is known about excitatory neurons but not so much for…

An epidemiology analysis finds that acculturative stress, which is a term created to highlight that immigrants straddling two different cultures have greater stress than natives, is the reason…

A new study finds that people of 1914 may have had worse memory than people of 1814. The reason is partially hydrogenated oil - trans fats - that became a cheaper, healthier replacement for the…

A single gram of turmeric at breakfast could help improve the memory of people who are in the very early stages of diabetes and potentially at greater risk of cognitive impairment. Turmeric is widely…

Cocaine users complaining of chest pain may have microvascular dysfunction, improper blood flow through the smallest blood vessels that may not be detected in regular testing, putting these patients…

It is a weekly event in epidemiology - some medical or health outcome is linked to socioeconomic inequality, as if more spending makes people healthy. With the Ebola crisis in Africa, there had been…

In America, and to a much less extent in Europe, there can be a lot of angst when an aerospace engineer wears the wrong shirt on television. Women have a great deal of power in western nations, so…

We like to think of evolution as a fine-tuning process, one that whittles away genetic imperfections and redundancies and converges on a more efficient system because of 'survival of the fittest'.…