When considering the optimal setting for my humidifier, what specific value should I aim for to achieve the perfect balance of humidity within my living space? Is there a universally accepted standard, or could my own individual preferences and health considerations significantly influence this decision? Should I contemplate external factors such as the current climate and the natural humidity levels in my environment, or do these have minimal impact on how I should adjust the settings? Furthermore, what ramifications might arise from setting the humidifier too high or too low? Could such choices potentially lead to issues like mold growth or respiratory discomfort? As I navigate through this intricate web of variables, how can I ascertain the ideal percentage that promotes comfort while avoiding any unwelcome consequences? Is there an optimal range that has been suggested by experts, or is it more about personal experience and trial and error? How do I measure the effectiveness of my adjustments?