In others it resolves and disappears completely over time. It Ten yoga poses for weight loss represents another example of the immune system gone awry, this time initiated by an infection, Ten yoga poses for weight loss a perfectly legitimate arousal of the body’s immune defenses. Psoriatic arthritis Psoriatic arthritis is a form of arthritis that affects 23 percent of people who have the skin disease psoriasis, according to the Psoriasis Foundation’s 2001 Benchmark Survey.10 As with other forms of arthritis, psoriasis might be mediated by the immune system However, recent evidence in experimental mice suggests that a certain part of chromosome 19, JunB, might be mutant or deleted in people with this disease.
These genes are known to regulate the speed of reproduction and stress response of the deeper layers of skin, and deleting the gene sequence in mice actually produced the signs and symptoms of psoriasis. A normal skin cell matures and falls off the body’s surface in twenty-eight to thirty days. But a psoriatic skin cell takes only three to four days to mature and move to the surface. Instead of falling off, the psoriatic cells pile up and form lesions.