About Atrial Fibrillation. Atrial fibrillation, known as AF or Afib, is an irregular and often very fast heart rate. This may cause symptoms like heart palpitations, fatigue, and shortness of breath. Treating atrial fibrillation is important because it may cause a stroke and negatively impact your quality of life.
Basic Facts About Gorillas. Closely linked by DNA, gorillas (family Hominidae) are one of the four species of great apes that are the closest living relatives of humans â the other three are chimpanzees, bonobos and orangutans.
(hÅmâ²É-nÄ­d) n. Any of various primates of the family Hominidae, which includes orangutans, gorillas, chimpanzees, and modern humans, and their extinct relatives. The family formerly included only Homo sapiens, extinct species of Homo, and the extinct genus Australopithecus.