Over 12,000 people have signed a petition calling for Twitter to have a "zero tolerance policy on abuse" and "to recognise its current reporting system is below required standards".
The petition was set up after feminist campaigner Caroline Criado-Perez was allegedly targeted with violent abuse and rape threats.
Criado-Perez successfully drove the campaign for women other than the Queen to feature on English banknotes.
More top news
Scientists say they have identified three proteins that can indicate when the disease is present.
Sue and Alex Tatham are still together after meeting on the show 27 years ago and now have two children.
Blind Date featured several pre-celebrity personalities who appeared on the show before they became famous: Here's our pick of them...