ISLAMABAD- Thousands of people, including security guards, policemen and activists of Pakistan Tehreek-e-Insaf (PTI) and Pakistan Awami Tehreek (PAT) have so far been shifted to hospitals after suffering from different diseases during the last 12 days. As many as 7,500 people including women and children were shifted to Islamabad's Polyclinic Hospital on complaints of gastro, diarrhea, fever, throat infection and other diseases. Owing to unhygienic conditions, more people are likely to fall ill.