Naturally acquired active immunity occurs when the person is exposed to a live pathogen, develops the disease, and becomes immune as a result of the primary immune response. Artificially acquired active immunity can be induced by a vaccine, a substance that contains the antigen.
The main cause of neck pain is tension. During periods of intense anxiety, your muscles tense up dramatically. Muscle tension tightens the muscles, especially in the shoulders, back, and neck. The more anxiety you experience, the more your tension may cause significant pain and discomfort. A related issue comes from the mindset of those with anxiety. Many people get muscle tension in their neck during times of stress.
Tension neck syndrome often causes fatigue, stiffness in the neck, neck pain or a headache pain from the neck. There are at least 2 tender areas or small, hard nodules, sometimes called trigger points.Often called neck tension or cervicobrachial syndrome, and sometimes mixed with trapezius myalgia.ension neck syndrome often causes fatigue, stiffness in the neck, neck pain or a headache pain from the neck. There are at least 2 tender areas or small, hard nodules, sometimes called trigger points.