A new study has shown more than two-thirds of all "adverse" side effects reported, such as headache and fatigue, following the first dose of a COVID-19 vaccine were attributed to the "nocebo effect." ...

The Mandela Effect is a type of false memory that occurs when many different people incorrectly remember the same thing. It refers to a widespread false memory that Nelson Mandela died in prison in ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Michael Boyle is an experienced financial ...

A new analysis of the ISCHEMIA trial reveals its results are highly contingent on how myocardial infarction is defined, with investigators reporting a significant treatment difference between the ...