When people with severe obesity undergo bypass surgery that seals off part of the stomach, the remaining stomach then produces much less: 1. ghrelin.
The Carrier Strike Group (CSG), composed of roughly 7,500 personnel, an aircraft carrier, at least one cruiser, a flotilla of six to 10 destroyers and/or frigates, and a carrier air wing of 65 to 70 aircraft.
There are 11 aircraft carriers currently in service in the U.S. fleet USS Enterprise (CVN-65): 85,600 ton unique nuclear-powered supercarrier, commissioned 25 November 1961.