Key Points

• Epidemic activity in the Grand Est and Provence-Alpes-Côte d'Azur regions

• Pre-epidemic activity in the Hauts-de-France and Auvergne-Rhône-Alpes regions

• Activity on the rise, just above the epidemic threshold, for acute diarrhea visits in primary care

• Hospital emergency department activity for acute gastroenteritis is increasing, though lower than during the same period in the 2016-2017 season

• Activity of SOS Médecins associations for acute gastroenteritis is increasing, but remains lower than during the 2016-2017 season at the same time