1 Pain that does not diminish with rest, and pain that may be worse at night than during the day. 2  Back pain along with constitutional symptoms, such as loss of appetite, unplanned weight loss, nausea, vomiting, or fever, chills or shakes.
Onions produce the chemical irritant known as syn-propanethial-S-oxide. It stimulates the eyes' lachrymal glands so they release tears. Scientists used to blame the enzyme allinase for the instability of substances in a cut onion.
If you habitually separate the onions in your food because you do not want to eat them, then itâs time for you to change your ways. There are simply too many health benefits of onions for you not to eat them! Many foods act as overall health boosters simply from consumption â onions are in this healthful food group.