It is true that food that is not properly heated can make you sick, but the flu is a virus. It is two different things. The sickness that you can get from not properly reheating food would be bacterial.
Reheated food can be eaten hot or cold. This is assuming that the reheated food isn't older than a few days.
Food can be reheated in a traditional oven, other than the usual microwave method. It usually should be put on a pan, or whatever dish it is in, and just heated until it is warm all the way through.Ê
MSG
yes
Usually is the cause some food. Especially the apple.
75 Degree's C or higher
no it is not
Most food safety people would recommend re-heating food only once and it should be heated to 165°F (hot and steamy) to kill any pathogens that may have started to grow during storage or that might have arrived through contamination.
Absolutely Yes! Frozen chicken curry can be reheated and eaten easily. Nowadays alot of people prefer frozen food as it it easy to cook and also fast too.
Oily food can cause inflamation, so eat dry food.
esophageal
Coughing violently can cause a horse's stomach to flip. Another common cause is too much food getting blocked in the intestines.