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).
Active Immunity: Active immunity is immunity that develops as a result of natural or deliberate exposure to an antigen. A vaccination is an example of active immunity. Vaccinations stimulate the immune system with an antigen.The immune system then produces B and T cells that quicken and strengthen the body's response to repeated infection. This is an example of passive immunity because it artificially exposes the immune system to weak or dead pathogens for a sickness or a disease.In response to this, the immune system uses antibodies to kill and build up an immunity to the disease or sickness injected into the body through a vaccination.ctive Immunity: Active immunity is immunity that develops as a result of natural or deliberate exposure to an antigen. A vaccination is an example of active immunity. Vaccinations stimulate the immune system with an antigen.