Exercise intolerance, or the inability to perform physical activity at the expected or desired level, is one of the many symptoms associated with long COVID. In a study, Yale researchers help explain ...

A repurposed drug reduced exertional desaturation and dyspnea by 62% and 27%, respectively, in patients with Covid-19 pulmonary sequelae, according to a recent Phase 3 study. In patients with ...

Ever felt out of breath and tired while pushing through an intense workout? These are signs that the body is working hard to pump oxygen and nutrients to your cells to produce the energy needed for ...

Allergies are an unfortunate part of life. But, while you can suspect you have an allergy to something, you really won’t know for sure unless you get tested. Most doctors recommend that you get tested ...