Definitions for epiphenomenal. Here are all the possible meanings and translations of the word epiphenomenal. Wiktionary(0.00 / 0 votes)Rate this definition: epiphenomenal(Adjective) Being of secondary consequence to a causal chain of processes, but playing no causal role in the process of interest. epiphenomenal(Adjective) Of or pertaining to a mental process which occurs only as an incidental effect of electrical or chemical activity in the brain or nervous system.
1 Stress: Stress can exacerbate digestive system disorders, which lead to pain on the right side of the chest. 2  Some key stressors are work, school or family and relationship problems. 3  Muscle Pulls: Pulls of the muscles or ligaments in the chest and injuries to the ribcage may lead to right side chest pain.
In order to understand the possible cause of a 'right side stomach pain', it may be helpful to know the organs and structures that exist in this region of the body. Diseases, infections, or irritation of any of these organs will lead to a right side abdominal pain. Also note that pain in the right side of the abdomen can be referred from an injury or disease originating from a nearby organ which may not necessarily be within the abdomen. An example of this is a right sided abdominal pain arising from a lower right lung infection.