Foods to Avoid. When youâre feeling a bit wired, avoid foods containing caffeine, alcohol, sugars, and processed ingredients. Caffeine is a stimulant that can produce a jittery feeling that might amp up your anxiety.
The Ice Ages began 2.4 million years ago and lasted until 11,500 years ago. During this time, the earthâs climate repeatedly changed between very cold periods, during which glaciers covered large parts of the world (see map below), and very warm periods during which many of the glaciers melted.
Quick Answer. According to ScienceDaily, ice ages occur every 100,000 years. They are made up of extremely cold periods, glacials, during which thick ice sheets bury vast areas of North America, Europe and Asia, and warm periods, interglacials, when the ice melts. Continue Reading.