MYTH: Food can be left at room or outdoor temperature for more than two hours. REALITY: Because bacteria grow rapidly in the danger zone between 40 degrees F and 140 degrees F, food left at room temperature for more than two hours should be discarded.
Postnasal drip also commonly causes excess mucus at the back of your nose and throat many times after eating. Excessive, thick phlegm or chest mucus can often be caused by viral or bacterial infections such as influenza, bronchitis and pneumonia, as well as irritants such as those inhaled during smoking. Chemotherapy also causes the immune system to overreact and excessive phlegm is often the result.
Viral Throat Infections. Aside from strep throat, most sore throats caused by are contagious, viral throat infections that cannot be treated with antibiotics. The most common culprits of a viral throat infection include coxsackievirus, mononucleosis, and the flu.iral throat infections are best treated with rest, liquids and other home remedies. If the sore throat causes you to have trouble breathing or a high fever, or results in spots in the back of your throat, call your doctor.