Dr. Scott Greenapple
The primary long haul or lingering effects from COVID 19 are loss of sense of smell and taste.
From the research, approximately 85% of COVID -19 patients will experience some subjective disturbance in their sense of smell. The median return of smell is about eight days. It is estimated that 25% of patients lose their sense of smell up to 60 days, and 15% experience loss of smell more than 60 days.
An interesting retro study showed that patients who maintained their sense of smell and taste had more severe symptoms of the disease and were more likely to go to the hospital and even be put on ventilators. The ones who lost their sense of smell and taste had milder cases.
A recent controlled clinical...