HealthHow much should we worry about variants?To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoHealth07/06/2021July 6, 2021Scientists have predicted that the delta variant could account for 90% of all new cases in Europe by the end of August. However, evidence shows that the spread of the delta variant is cause for caution — but not panic.https://p.dw.com/p/3w769Advertisement