And daily exercises in self-control, such as improving posture, altering verbal behavior, and using ones nondominant hand for simple tasks, gradually produce improvements in self-control as measured by laboratory tasks. The finding that these improvements carry over into tasks vastly different from the daily exercises shows that the improvements are not due to simply increasing skill or acquiring self-efficacy from practice. Just as athletes begin to conserve their remaining strength when their muscles begin to tire, so do self-controllers when some of their self-regulatory resources have been expended. The severity of behavioral impairment during depletion depends in part on whether the person expects further challenges and demands. When people expect to have to exert self-control later, they will curtail current performance more severely than if no such demands are anticipated. Consistent with the conservation hypothesis, people can exert self-control despite ego depletion if the stakes are high enough. Offering cash incentives or other motives for good performance counteracts the effects of ego depletion. This may seem surprising but in fact it may be highly adaptive. Given the value and importance of the capacity for self-control, it would be dangerous for a person to lose that capacity completely, and so ego depletion effects may occur because people start conserving their remaining strength. When people do exert themselves on the second task, they deplete the resource even more, as reflected in severe impairments on a third task that they have not anticipated.Empirical tests of the ego-depletion effect typically adopt dual-task paradigm.
Nephroptosis,  is rare and abnormal condition in which the kidney drops down into the pelvis when the patient stands up. It is more common in women than in men. It has been one of the most controversial conditions in terms of both its diagnosis and its treatments. Symptoms and signs
Nephroptosis is asymptomatic in most persons. However, nephroptosis can be characterized by violent attacks of colicky flank pain, nausea, chills, hypertension, hematuria and proteinuria. Persons with symptomatic nephroptosis often complain of sharp pains that radiate into the groin. Many persons also suggest a weighing feeling on the abdomen. Pain is typically relieved by lying down. It is believed that flank pain on standing that is relieved by lying down is due to movement of the kidney causing intermittent renal tract obstruction. The attack of colic pain is called Dietls crisis or renal paroxysm. Cause
It is believed to result from deficiency of supporting inferior pararenal fasciae. Diagnosis
Diagnosis is contemplated based upon patient symptoms. Diagnosis is confirmed during intravenous urography, by obtaining erect and supine films. The renal DMSA scan may show decreased counts in the sitting position compared with supine scan. Treatment
Nephropexy was performed in the past to stabilize the kidney, but presently surgery is not recommended in asymptomatic patients. A Nephropexy does not guarantee the symptoms will go away. Laparoscopic nephropexy has recently become available for selected symptomatic patients. References
Further reading
Barber N, Thompson P (2004). "Nephroptosis and nephropexy--hung up on the past?". Eur Urol. 46 (4): 428–33. doi:10.1016/j.eururo.2004.03.023. PMID 15363554. == External links ==