Bring symptoms, timing, places and home or environmental changes together. If the result identifies several connected clues, it may indicate that one or more Building Forensics apps could be useful for further investigation. A positive result means connected clues were found; it does not prove illness, exposure or causation.
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Answer every question to see the result. “Not sure” is a valid answer.
IMPORTANT
This guide organises observations and possible environmental relevance. It does not diagnose illness, measure inflammation, establish exposure or causation, prescribe treatment or replace medical or environmental professional assessment.