And its global political influence is still extremely limited. The only sense in which China is a superpower is economic-that is, its economy is already over half the size of the US economy and projected to overtake it around 2018, notwithstanding its reduced growth rate of 7%. But this is overwhelmingly a function of China's huge population.
(Smith, 2006; Shalev, 2008). Emotional and behavioral effects of solitary confinement. The majority of those held in solitary confinement experience adverse emotional effects that can range from acute to chronic, depending on the individual and the length of stay in isolation (Shalev, 2008).
1 Sleeplessness may cause brain shrinkage. 2  A 2010 study linked chronic insomniacs to the loss in brain density, and researchers found, as Discovery News wrote, brain imaging has linked chronic insomnia to lower gray matter density in areas that regulate the brain's ability to make decisions and to rest..