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.
There are also many non-infectious causes of fever. Fever is generally not considered dangerous, but hyperthermia can cause dangerous rises in body temperature. This can be due to an extreme temperature associated with heat injury such as heat stroke, side effects of certain medications or illicit drugs, and stroke.