Symptoms could begin to develop from 2 days to 2 weeks after infection.
Incubation period: 3-5 days
Most infectious period: 1-2 days before the onset of symptoms and during the 2-3 days afterwards.
Majority of people are no longer infectious 7 days after beginning to experience symptoms or first testing positive. Vast majority are no longer infectious after 10 days.
Symptoms
High temperature
New continuous cough: coughing a lot for more than an hour, or three or more coughing episodes in 24 hours.
Loss or change to your sense of smell or taste
Fatigue
Body aches and pains
Headache
Scratchy throat
Runny nose