Work is very stressful, and many young people have the habit of not eating breakfast. On November 21, doctors in Xuzhou Central Hospital found that a 21-year-old girl's gall bladder was full of stones. After her gall bladder was removed, they found that there were more than 30 stones, the largest diameter being 2cm. Doctors say that skipping breakfast all year round is the main reason. In addition to increasing the risk of gallstones, what diseases can be caused by skipping breakfast? How can office workers quickly prepare nutritious and clean breakfast?