How fast is the Delta variant of the coronavirus progressing in France? As of June 15, this variant – formerly called the Indian variant – represents “between 2 and 4% of positive cases“of covid detected in France, indicates the Minister of Health Olivier Véran. This represents”50 to 150 new diagnoses“he specifies.

“Do not relax our vigilance”

It may still be little, but it was the English situation a few weeks ago“, added the Minister. And in the United Kingdom, the Delta variant now represents”more than 90% of cases in circulation“and its propagation dynamic even resulted in the postponement of the lifting of the last restrictions for a month.

All the more reason for “do not relax our collective vigilance“, insisted Olivier Véran.”This is definitely not the time“, because “we must certainly not give a hold to the Indian variant to restart a new epidemic wave, we must absolutely prevent it “.

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Delta 60% more contagious than Alpha

This fear is justified by the fact that this Delta variant is still poorly understood. For now, scientists already know that it is more contagious than the Alpha variant, or British variant, itself more contagious than the historical strain of the coronavirus. Thus, according to British health authorities, the Delta variant is said to be about 60% more contagious than the Alpha variant.

Different symptoms?

What they also know is that the symptoms it causes may be different from those of other variants. While other strains of covid typically cause cough, fever, and loss of smell, the Delta variant can cause headaches, a sore throat, and runny nose. A table that looks like a “bad cold“, especially among young people.

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In any case, this is what emerges from the study Zoe Covid Symptom, which analyzes the characteristics of thousands of covid cases across the UK. Problem: this particularity could lead to a delay or an absence of screening, and therefore more contamination.

Faced with unusual symptoms, even if they are not exactly the classic symptoms of covid, do not hesitate to get tested and of course to isolate yourself in case of a positive result.