Last summer, the spread of infection in Sweden decreased.

Ali Mirazimi, Agnes Wold and Matti Sällberg all believe that the spread of infection will decrease even this summer.

- We move more outside and are not so close to each other.

This, combined with the vaccinations, I think means that we will see a much calmer spread of infection, says Matti Sällberg, who is a vaccine researcher and professor at Karolinska Institutet.

But what is important to keep in mind to keep the spread of infection down this summer?

And how do they think autumn will be?

See their answers in the clip above.