Awwal 26, 1432 / April 30, 2011, SPA --Ministry of Health has advised all citizens and residents, especially patients with asthma or chest infections not to exposure to the wave of dust , which is currently going through in some areas of the Kingdom and stay at home and don't leave it but when necessary. The ministry also pointed to the importance of wearing medical masks when getting out of the house during the wave of dust, noting that dust particles provoke the respiratory tract, causing allergic rhinitis. For his part, Minister of Health Dr. Abdullah bin Abdulaziz Al-Rabeeah has issued his instructions to all managers of health affairs departments to take all necessary procedures to face the dust wave each at his region and to follow up the situation to maintain the health and safety of all.