Pseudoscience is composed of a set of theories, methods, and assumptions that may resemble scientific practices but lack genuine scientific validity. In the some of the worst cases, proponents of pseudoscience intentionally exploit this resemblance to deceive and take advantage of people. However, even when well-meaning, pseudoscience can prevent individuals from getting the help they truly need. In this video from Ted-Ed, learn about 3 factors that can help you spot pseudoscience.