Do Fast Diets Work?

And are these diets healthy?

Watch this 5-minute TED-Ed video on Youtube to  find out (and to learn how dieters in Victorian England would swallow an unhatched tapeworm and let it grow inside them by consuming undigested meals):

Is it possible to lose weight fast? – Hei Man Chan

And don’t forget to switch the subtitles on if you need extra support.