Word Origin & History. aphorism 1520s (especially in ref. to the Aphorisms of Hippocrates), from M.Fr. aphorisme, from L.L. aphorismus, from Gk. aphorismos definition, pithy sentence, from aphorizein to mark off, divide, from apo- from + horizein to bound..
Fatigue and Shortness of breath. WebMD Symptom Checker helps you find the most common medical conditions indicated by the symptoms fatigue and shortness of breath including Heart rhythm disorder, Anemia, and Medication reaction or side-effect.
Infections that affect the lungs, such as pneumonia or bronchiolitis, can cause difficulty breathing. This may translate to shorter and more rapid breaths. If these infections worsen, the lungs could fill with fluid. Fluid in the lungs makes it difficult to take in deep breaths.