Glomerulonephritis is a type of kidney disease and causes swelling, abnormal urine, fever, achiness, and more. Gonorrhea is an sexually transmitted diseases and can cause painful urination and penile discharge. Interstitial cystitis is a condition that causes pain in the bladder or pelvic area, and frequent urination.
From Wikipedia, the free encyclopedia. A futile cycle, also known as a substrate cycle, occurs when two metabolic pathways run simultaneously in opposite directions and have no overall effect other than to dissipate energy in the form of heat.
In older economic literature (and still today in British usage) the term âtrade cycleâ is often used as a synonym for âbusiness cycle.â. What causes business cycles has been one of the hottest and longest running theoretical debates in political economy.