How do you know if your body is fighting off a virus?

Online Answer
In addition to aches and pains, chills are another tell-tale sign that your body may be fighting off a virus. In fact, chills are often one of the first symptoms that people notice when they're coming down with the flu.
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Although not a perfect test, your senses are usually the most reliable instruments to tell if your foods have gone bad. The first signs of bad pizza are a hard and dry texture, still safe but not too tasty. A spoiled pizza may also give off a rancid odor and become moldy if left too long.
Freshly cooked chicken will have a brown or white color to the meat, and, over time, as it spoils, cooked chicken looks grey, or green-grey. Other signs of spoiled cooked chicken are a bad, offensive smell, a chicken that's slimy after cooking, and mold or white spots on cooked chicken..
How can we distinguish horse chestnuts from sweet chestnuts?
  • The sweet chestnut's cupule, known as a "burr", is brown and has numerous long bristly spines. ...
  • Horse chestnut cupules are thick and green, with small, short, wider spaced spikes, and generally contain only one larger rounded nut.
Now if you don't have a thermometer, there are some signs that will tell you if chicken is properly cooked through. Chicken is done when the juices run clear when pierced with the tip of a paring or fork and the meat is no longer pink..
If you're wondering how to tell an egg is hard boiled, set it on the counter and give a quick spin. Once it's moving, tap your finger on it to stop the spinning. Eggs that are cooked will spin easily and rapidly and stop quickly.