ïï Shi'a-This group thought that the caliph should be a relative of the Prophet, and so they rejected the Umayyads' authority. Shi'a means the party of Ali, and they sought revenge for Ali's death. Even though the caliphate continued for many years, the split contributed to its decline as a political system.
Rhinorrhea or rhinorrhoea is a condition where the nasal cavity is filled with a significant amount of mucus fluid.
Traveler's Diarrhea. Traveler's diarrhea (TD) is the most common health problem a traveler encounters. It is almost always caused by ingesting certain organisms in contaminated food or water. Diarrhea can also be caused -- particularly in children -- by anxiety, stress, allergies, fatigue, and dietary changes.