Boyfriends often go to the Middle East on business. What should he pay attention to in health?

Sandstorms in the Middle East are relatively large, so when we go out in windy weather, we must bring our own glasses and masks to prevent some sandstorms from entering the nose and mouth, causing problems such as nose and mouth. And everyone will choose the method of grabbing food by hand there, which will make us uncomfortable after going, so we must pay attention to diet and water.