Health body says evidence is not definitive, but notes there is transmission chance in crowded, closed or poorly-ventilated areas.

The Ministry of Health’s data on the number of confirmed cases in Kenya indicate that nine in 10 people with the virus have no symptoms.

Nairobi and Rift Valley have recorded highest prevalence to Covid-19 with 550,000 and 510,000 people respectively.

Genetic risk alone is not enough to express a symptom

"I do not see us going back to our previous ways of doing things."

Dr Mercy Mwangangi is easily the most visible face in coronavirus briefings held outside Afya House.