black mold symptoms in house

Black mold symptoms appear two ways: structural signs in your home (dark spots, musty odors, warping near moisture sources) and health symptoms in your household (persistent cough, nasal irritation, worsening asthma). In LA, where hidden moisture is common after rain, both can develop before mold is visible. This guide covers what to look for, health risks by exposure level, and how professional remediation works. IICRC-certified: (818) 336-1800.