Answer: When you breath in the chemicals in chilli as you eat, it stimulates your Lacrimal (tear) gland which causes it to release tears. The chemicals also have a decongestive effect causing your nose to run as more tears are produced.
Answer: Most weight loss foods are not a healthy alternative to regular foods since they tend to lack the needed essential nutrional value of fruits and vegetables that are a staple of a healthy diet. Also, weight loss foods can be known to pack a lot of sugar in them also which slows digestion and metabolism which defeats the purpose of the food itself.
Answer: The chemicals in the chilli that makes your tongue thinking that the food is really hot also fools your bodys other temperature sensors.
Your body thinks that your temperature is getting too high and starts to try and cool you down. The usual ways that the body tries to cool itself is through sweating and dilating the blood vessels on the surface of the skin so heat can be lost through the skin. This is why you start going red in the face and ears. The skin on your ears is very thin and when the blood vessels expand they can give off a lot of heat quickly that is why your ears feel hotter and also why you sweat if you eat too much spicy food.
Answer: Chiles, jalapenos, and other hot peppers are some ingredients used to make spicy dishes, which include Mexican dishes like Chilaquiles and Enchiladas. Spicy Indian curry dishes include not only chili peppers but also warming spices such as ginger, mustard seeds, cumin, and coriander.
Answer: All flavors have a role in creating an interesting and nutritious diet, and that includes both sour and spicy. One is not better than the other. However, sour tasting fruit are a good source of vitamin C, which may be the reason for thinking that sour is better than spicy.