Louisiana whooping cough cases in first four months of 2025 surpass infections in all of 2024

BATON ROUGE — Whooping cough cases are on the rise in Louisiana, mirroring national trends, the Louisiana Department of Health said Friday.According to LDH, 164 cases were reported in the first four months of 2025 alone, compared to only 153 cases recorded in all of 2024.Louisiana's whooping cough numbers are the highest they have been in at least 35 years, LDH said.The significant spread of whooping cough is leading to a corresponding increase in reported hospitalizations and deaths,