Even after the initial recovery, some COVID patients may develop certain complications that could torment them for months.
Doctors term these symptoms as long COVID.
What are the symptoms of long COVID.
One of the most common symptoms of COVID-19 is loss of sense of smell and taste.
"Loss of sense of smell affects around 70 percent of patients who had Covid," said Joaquim Mullol, who heads up a smell clinic in Barcelona's Hospital Clinic, as quoted by AFP. .
And, a quarter of the patients, who have lost their smell because of Covid, do not get it back for months after the initial recovery, he added.
It is a smell disorder that makes sense of smell distorted.
Apart from that, other symptoms of long COVD include fatigue, persistent cough, breathlessness, brain fog and anxiety.
Parosmia can affect one's life in severe ways in the long term.
The loss of sense of smell due to COVID can be regained through "smell training"
It is a long and slow process that involves sniffing different odours over a period of months to retrain the brain to recognise different smells