What are some of the qualities a food might possess in order for it to be classified as a potentially dangerous food or be contaminated with a food borne illness?

Comfort food is food that makes your body release Endorphin, Dopamine and Serotonin, which are the happiness hormones. Comfort food brings stress levels down dramatically. Some, but not all, comfort foods contain high fat, which can lead to high cholesterol levels in the blood, which increases the risk for heart disease. Also, it can lead to excess fat, making it more difficult to complete physical exercise. Serotonin is one of the happiness hormones, meaning if you ingest it, not only will your stress levels reduce, but your happiness will increase. Serotonin, along with other happiness hormones are often found in comfort foods, making them more dangerous.

Smoking damages the respiratory system by inhalation of a foreign substance, that is absorbed and residue is left behind on our lungs sponge like substance. the gas that is inhaled also increase your blood pressure and dilates your blood vessels. also the process of inhaling and exhaling the smoke it causes irritation to the throat and mouth. smoking can cause lung cancer and other respiratory and circulatory diseases.