Figure 4

Number of coughs in excess of baseline (Cough); respiratory water loss (RWE) and respiratory heat loss (RHE) in 7 subjects with exercise-induced cough during a 19 minute period after 4 minutes of hyperpnoea with cold air at -16°C or warm, dry air at 38.7°C. Both the cold air and the warm dry air had a water content of 0 g m^-3. From [60].