Explore health crisis as a topic in iwonder documentaries. Health documentaries can help you take better care of your own wellbeing. Around the globe, more and more people are becoming more health conscious. Getting regular exercise and eating healthily is becoming more widely practiced, while unhealthy habits are on the decline. For example, cigarette smoking amongst American adults aged 18 and above has actually declined from 20.9% in 2005 to 15.5% in 2016.