No. It's possible to have a heel spur â a bony growth that usually begins on the front of your heel bone and points toward the arch of your foot â without realizing it. Heel spurs don't always cause pain. In fact, heel spurs often show up unexpectedly on X-rays taken for some other problem.
Immune suppression: Article Excerpts about Immune deficiency conditions. The immune system is a complex and highly developed system, yet its mission is simple: to seek and kill invaders. If a person is born with...(Source: Genes and Disease by the National Center for Biotechnology).
In some cases, the immune response over-reacts, turning cytokines against the body they are designed to protect. When the cytokine cascades fail to shut down, they drive the host into a state of chronically activated cells, which dominate an otherwise dormant immune system. Examples of the most obvious manifestations of this hypersensitivity are an unnecessary inflammatory response and fever, both of which can be life threatening if left untreated.