Even it's more than 1 month of recovery from covid infection at home only. I used to be a smoker previously pre covid but post covid have limited smoking in moderation and alcohol to in moderation and occasionally. I cough some times a little blackish/Grey dry cough at evening is it sign of worry or normal Is it still a risk of black fungus now.i was not been hospitaled have a minor infection been treated at home only. Some times sore throat also when ever I drink some thing hot.