Dry conditions are linked to more frequent and severe dust storms and wildfires.
Dr. Linda Rudolph from the non-profit Public Health Institute says the associated particulate matter is bad news for people with lung problems and heart disease.
"There might be an increased risk of pneumonia for people who are exposed to a lot of dust. In fact in the dust bowl in the 30’s, there were hundreds to thousands of deaths from what people called ‘dust pneumonia.'"
~Dr. Linda Rudolph, Public Health Institute
Rudolph says drought can dry up well water and increase water contamination in areas already struggling to get access to clean water.
She also says drought affects agricultural production, which rolls into problems with food prices and unemployment.
And those circumstances add more obstacles to staying healthy.
California lawmakers heard testimony about the dire state of the fishing industry on the West Coast.
There was a slight reduction in the percentage of drought in California over the past week. But the U.S. Drought Monitor says it will take time to ease the state's historic four-year drought.
A new study says California's four-year drought has reduced hydroelectricity generation, resulting in higher electricity costs to ratepayers and increased greenhouse gas pollution.
Legislation introduced in the California state Assembly would create the Lower American River Conservancy to improve, protect, preserve and possibly expand the 5,000-acre American River Parkway.
January brought above-average rainfall and snow to much of California, partly due to El Niño. But forecasters say the ocean warming condition is "taking a break" for the next week or longer.