Multiple Australian outlets report that dampness and high humidity in homes can affect health, often without immediate, obvious signs. The articles say residents may not notice problems at first, but persistent moisture can create conditions that support mould growth and dust-mite activity. They describe how these factors can contribute to respiratory issues and worsen symptoms for some people, including those with asthma or allergies. The coverage also highlights that damp housing can affect overall wellbeing, as mould and damp environments may lead to recurring irritation and illness rather than a single acute event. While the articles focus on health impacts, they point readers toward taking the issue seriously and considering appropriate steps to identify and address moisture problems in the home. The reports collectively emphasize that dampness is widespread in Australia and that indoor environmental conditions can have measurable effects on health over time. Overall, the sources present damp and humid indoor environments as a public health concern that warrants attention and mitigation.