There's no denying to the many bacon lovers that bacon is delicious. But it's not very good for you -- in fact, it's one of the worst things you can eat. One average serving of bacon -- three slices -- contains 435 milligrams of sodium -- about one-fifth of the average adult's daily allowance [source: Magee].
A fever that develops from allergies is not caused by the allergic reaction, according to MayoClinic.com, but it is most likely a secondary infection caused by the allergic reaction. For example, someone who suffers from nasal allergies can develop chronic sinusitis, according to MedlinePlus.com.
In most allergic reactions, however, it is responding to a false alarm. Genes and the environment probably both play a role. Allergies can cause a variety of symptoms such as a runny nose, sneezing, itching, rashes, swelling, or asthma. Allergies can range from minor to severe. Anaphylaxis is a severe reaction that can be life-threatening. Doctors use skin and blood tests to diagnose allergies.