What to do with shortness of breath and chest tightness in the third trimester of pregnancy

Chest tightness and shortness of breath in the third trimester of pregnancy may be related to increased circulating blood volume and reduced pleural volume. Patients can get up and walk properly when they feel chest tightness and shortness of breath. Low concentration oxygen can also relieve this discomfort. Patients with severe symptoms need to be hospitalized for observation.