When the wheel bearing goes bad, you will notice several symptoms. 1  Listen carefully. 2  The most common and often most-identifiable symptom associated with a bad wheel bearing is noise coming from the wheel or tire area of the moving vehicle.
Rare Disease Day takes place on the last day of February each year. The main objective of Rare Disease Day is to raise awareness amongst the general public and decision-makers about rare diseases and their impact on patients' lives. The campaign targets primarily the general public and also serarediseaseday.org.
Theoretically, new genetic anomalies could also arise. Perhaps the rarest disease is some manmade virus stored away in a government lab. Given what we know about diseases, how they occur and how they spread, an extremely rare disease would probably have to be one of the following: 1  A genetic disease that rarely occurs. 2  A disease mostly eradicated by humans. 3  A hereditary condition confined to a particular bloodline.