When we think of climate change, we often think the consequences are far off. But doctors and scientists believe it is harming our health now and it will only get worse. Some of the climate's harmful effects to our health can be obvious - extreme weather events and increased temperatures. But many are less so, think asthma and allergies, even food and water borne diseases, on up to cardiovascular disease, stroke and cancer. How does climate impact our health and what can we do about it? We'll talk with people involved in educating the public about the risks of the changing climate to our health, including from the Centers for Disease Control and Prevention.