Ultimately, most household energy interventions - directly or indirectly - aim to improve health among their target populations. This module consists of one presentation and one practical exercise that are concerned with methods available to monitor the impact of interventions on children's and women's respiratory health and overall well-being. A review of the evidence for the linkages between indoor air pollution, household energy and health provides the introduction to this module (Figure 5). Acute lower respiratory infections (ALRI) among children under five, chronic obstructive pulmonary disease (COPD) and lung cancer (in relation to coal use) emerge as the health impacts of greatest public health concern. Evaluation is time-limited (usually between six months and.