When an employee is ill he/she should not come to work. If they come to work they will spread germs and possibly contaminate the food they are serving. Foodborne illness is the result of eating contaminated food. Contaminated food doesnt always look, smell or tase different than non contaminated food. Symptoms of foodborne illness may very including diarrhea, vomiting, fever, cramping and nausea. Depending on how serious the illness is, you may develope symptoms in a few minutes or several days. Some conditions could cause death. Keeping food at the right temperature is a must. Hot foods at 140 degrees fahrenheit and cold food at 41 degrees fahrenheit. Proper storage of chemicals and food is also a way to prevent foodborne illness.