Abstract: Shortness of breath will vary from gentle and temporary to serious and long. It's generally tough to diagnose and treat dyspnea as a result of there may be many various causes. Respiratory exercises, like diaphragmatic breathing and pursed-lips breathing, play a role in some people with Dyspnea and may be thought-about for those patients who are unable to exercise.The term dyspnea refers to fulminant and severe shortness of breath, or problem in breathing.It's one amongst the foremost common reasons for visits to the accident and emergency department of the hospital.Shortness of breath could also be normal once exercise or effort.However, this typically resolves on rest and isn't severe.Shortness of breath that comes on suddenly associate in Nursing unexpectedly could also be a wake-up call of an underlying medical condition.The matter could exist the heart or within the lungs.There are alternative issues that will additionally cause severe dyspnea as well as panic attacks, anxiety, avoirdupois etc.