If you have been experiencing itchy eyes or more sneezing on this Thursday it is likely caused by the thick haze over Denver and the entire state.

It was an almost picture-perfect summer day for Ella and her friend Luke, who decided to sell lemonade Friday morning. Almost picture-perfect because of the hazy skies above. Denver7's Adria Iraheta spoke to health experts who told us what to expect this weekend and what people should do - especially those with underlying or chronic conditions.

Smoke from wildfires blazing across Canada is once again wafting over huge portions of the U.S. Midwest and worsening air quality there. On August 1 conditions are particularly bad in Minnesota, Iowa and Illinois.