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Across studies, participants that were subjected to acute physical pain in the laboratory subsequently reported feeling better than those in non-painful control conditions, a finding which was also reflected in physiological parameters. [40] A potential mechanism to explain this effect is provided by the opponent-process theory.
Pain conditions are generally considered "acute" if they last less than six months, and "chronic" if they last six or more months. [4] The neurological or physiological basis for chronic pain disorders is currently unknown; they are not explained by, for example, clinically obtainable evidence of disease or of damage to the painful areas.
Pain management often uses a multidisciplinary approach for easing the suffering and improving the quality of life of anyone experiencing pain, [2] whether acute pain or chronic pain. Relief of pain in general (analgesia) is often an acute affair, whereas managing chronic pain requires additional dimensions.
Inflammation can be classified as acute or chronic. Acute inflammation is the initial response of the body to harmful stimuli, and is achieved by the increased movement of plasma and leukocytes (in particular granulocytes) from the blood into the injured tissues.
Acute muscle soreness (AMS) is the pain felt in muscles during and immediately, up to 24 hours, after strenuous physical exercise. The pain appears within a minute of contracting the muscle and it will disappear within two or three minutes or up to several hours after relaxing it. [1] There are two causes of acute muscle soreness: [1]
Acute pain indicates assessment, treatment, and prevention are needed. While a child is experiencing pain, physiological consequences can jeopardize healing and recovery. Unrelieved pain can cause alkalosis and hypoxemia that result from rapid, shallow breathing. This shallow breathing can lead to fluid in the lungs, restricting coughing ability.
Physical conditions, chronic pain, or needing to urinate multiple times per night can contribute to insomnia as well—as can health conditions including fibromyalgia, chronic pain, tinnitus ...
While the physical effects of back pain are always at the forefront, back pain also can have psychological effects. Back pain has been linked to depression, anxiety, stress, and avoidance behaviors due to mentally not being able to cope with the physical pain. Both acute and chronic back pain can be associated with psychological distress in the ...