Mycotoxins & Cardiovascular Health Most people associate mold exposure with respiratory issues or fatigue… but few realize that mycotoxins —the toxic chemicals produced by certain molds—can directly affect the heart and vascular system . Here’s what the research is revealing about this silent but serious connection. 🦠 Mycotoxins: A Hidden Cardiovascular Threat Mycotoxins such as aflatoxins , ochratoxins , and trichothecenes can contaminate: Indoor air from water-damaged bui