Infographics about the transmission of leptospirosis (Photo courtesy of Dr. Maria Theresa Bad-ang) DAVAO CITY - As the city continues to experience heavy rains due to La Nina weather patterns, a health expert warned the public on Wednesday against the threat of leptospirosis which she said could be very fatal. In an interview, Dr. Ma. Theresa Bad-ang, nephrologist and head of Southern Philippines Medical Center-Human Advocate and Retrieval Effort (SPMC-SHARE), urged the public not to wade through floodwaters to avoid the infection, especially during this rainy season. Leptospirosis, a bacterial infection that can cause heart, liver, and kidney failure in severe cases. "Catching colds nowadays is not only caused by coronavirus disease, but it could also be dengue or the worst leptospirosis," she told the Philippine News Agency (PNA). The Davao City Disaster Risk Reduction and Management Office (CDRRMO) reported on Tuesday that 850 households were affected by flooding due to th