Answer:
An embolus is the medical term for a blood clot that has moved within the bloodstream to a different location. With pulmonary embolus (pulmonary embolism), two issues occur.
A fad diet or diet cult is a diet that promises weight loss or other health advantages, such as longer life, and usually relies on pseudoscience rather than science to make many of its claims. In many cases, the diet is characterized by highly restrictive or unusual food choices.