rate of infection (r value) is now below 1 in the community
Each person infected, therefore, now infecting less than one other person
But says SAGE says any change to social distancing now risks "significant increase" in virus transmission
1) Confident that NHS can continue to provide critical care
2) sustained and consistent fall in death rates
3) reliable data from SAGE that rate of infection is decreasing
4) testing/PPE sorted
5) confident that relaxation doesn't yield second peak