By Ruby Flanagan Finding out a partner has caused an ailment you’re suffering with is less than ideal. One woman shared how she decided tobreak up with her boyfriend because she believed he gave her Threadworms, and she wanted to know whether she was unreasonable for taking it so seriously. In an anonymous post to Mumsnet, she explained how she and her new boyfriend – a 32-year-old male – had been dating for just six weeks but during this time she had managed to pick up Threadworms – also known as Pinworms. Threadworms are tiny white worms that can live in your intestines and can cause severe …