Complex sentence: Critics of alternative medicine such as Harriet Hall, Mark Crislip, Simon Singh and Edzard Ernst call cupping "pseudoscience nonsense", "a celebrity fad", and "gibberish" and state that there is no evidence that cupping works any better than a placebo.
Split into simpler sentences: Critics of alternative medicine such as Harriet Hall, Mark Crislip, Simon Singh and Edzard Ernst call cupping "pseudoscience nonsense", "a celebrity fad", and "gibberish". They state that there is no evidence that cupping works any better than a placebo.