13 實用小貼士 FOOD: Do not carry food from your homeland; almost everything is available there. Also, remember that your food may be taken from you at the airports. To develop good eating habits, observe the following a.   Always avoid eating big meals, (a) because this is not healthy, and (b) this is not helpful for performing rituals. b.   The best foods to eat are fruits, and the best drinks are water and juice. They are everywhere and inexpensive. c.    Always put the remains of food in a plastic bag, and be sure to put it in a trash container. MEDICATION: Carry only indispensable medication that is essential for your health. Other common medicines can be obtained from any drugstore. You can get free first aid care in all ritual areas. PROTECTION: Beware of the high temperatures in all ritual areas. Avoid being exposed to the sun for long periods of time. Always use umbrellas and drink a lot of liquids. SERVICES FOR HANDICAPPED: For the weak, the sick, the handicapped, and elderly people, there are special services provided. Wheel chairs and on-shoulder-litters can be rented for those who need them. Ask the authorities for these services inside Al-Masjid Al-Haraam. Sometimes you may find them free, but usually they are not very expensive. Take advantage of these services if you need them.