Dr. Hani Jokhdar, Undersecretary of the Ministry of Health for Public Health, who is also Chairman of Hajj Preparatory Committees, confirmed that control of epidemiological, communicable and infectious diseases is done according to a strict control system, designed to monitor and spot the first point of the disease through an early warning system that prompts speedy intervention and control its possible spread among pilgrim crowds under direct and round-the-clock leadership and control operation room, considered among the strongest and most efficient in this field in the world. In a statement to SPA, Dr. Jokhdar said that the central operation room, based in the headquarters of the ministry is equipped with state-of-the-art means to control all activities run by health facilities operating in the sacred places, the holy capital of Makkah, Al-Madinah Al-Munawarah, Jeddah, Taif, and Al-Baha and provide necessary advice. This year, the ministry introduced the virtual medicine program using virtual clinics serving needy patients based outside Makkah, he said. He pointed out that heat stress is the most popular complaint from pilgrims, followed by injuries, respiratory diseases, sun strokes, diabetes, blood pressure, asthma etc. He stated that this year the ministry has provided nine hospitals, including a field hospital and a mobile one, more than 1000 beds, 210 ICU beds, more than 175 beds for stroke-hit patients, 75 isolation rooms, 93 health centers in the sacred sites, as well as medical services for emergency and dangerous diseases, including heart diseases, to transfer them to specialized hospitals inside Makkah.