Â­ Even without a GPS receiver, your cell phone can provide information about your location. A computer can determine your location based on measurements of your signal, such as: Its angle of approach to the cell towers
orthopnea. ability to breathe easily only while standing, seen in congestive heart failure. orthopneic position. dogs with congestive heart failure will resist lying down, preferring to stand or sit in order to relieve pulmonary congestion.
What Causes Orthopnea? In any normal person, when lying down to sleep there is a redistribution of the fluid within the body. Due to gravity, some of the fluid in the legs and in the organs of the abdomen moves into the chest area. This redistribution of fluid is relatively minor, and in most people it has no effect whatsoever on breathing.