A mysterious disease with flu-like symptoms has killed dozens of people in the Democratic Republic of Congo, according to health officials there.

The unidentified illness has killed 79 people and sickened 376 as of Tuesday, according to the country’s Ministry of Public Health, Hygiene and Social Security.

In a statement on X, the ministry said the disease was of “still unknown origin” and had been detected in Kwango province in southwestern Congo.

Reported symptoms include fever, headache,…