You may want to consider testing your apartment for endotoxins (or just moving if possible). Endotoxins come from the cell walls of gram-negative bacteria for

You may want to consider testing your apartment for endotoxins (or just moving if possible). Endotoxins come from the cell walls of gram-negative bacteria for which the most common source is sewer leaks. Endotoxins are toxic and can cause a range of symptoms. Unfortunately, our house tested high for those as well.