More about Dolphin Echolocation. Sonar in Dolphins. An exploration of the sonar system of Tursiops truncatus. Dolphin Echolocation. How dolphins use sound by The Cardigan Bay Marine Wildlife Centre. This site includes a recording of dolphin clicks.
I also have shortness of breath hat I have had for about 4 months now coinciding with the back ache starting and digestion changes. ...I have been worried sick I have pancreatic cancer as my symptoms....
Can shortness of breath be the only symptom of lung cancer...had clear chest xray and 2 negative d dimers (all 3 in December)...scared! Dr. Andrea Brand Dr. Brand. 1 doctor agreed: More info needed: Shortness of breath can have many causes, including heart disease,lung disease, clot in the lung, and anemia.