In Boise, the average percentage of the sky covered by clouds experiences significant seasonal variation over the course of the year. The clearer part of the year in Boise begins around June 10 and lasts for 4.1 months, ending around October 13. On July 28, the clearest day of the year, the sky is clear, mostly clear, or partly cloudy 83% of the time, and overcast or mostly cloudy 17% of the time.
Hardening of the arteries due to cholesterol plaques is called atherosclerosis or arteriosclerosis. The term Atherosclerosis literally means hardening from atheroma. In a heâ¦althy person, the artiers have walls that are muscular, smooth and elastic enough to allow for variations in blood pressure, which allows the blood to pass through freely.
In response to plaque buildup, cells in your artery walls multiply and secrete additional substances that can worsen the state of clogged arteries. As plaque deposits grow, a condition called atherosclerosis results.This condition causes the arteries to narrow and harden. Although experts donât know for sure what starts atherosclerosis, the process seems to stem from damage to the arterial wall. This damage, which enables the deposition of plaque, may result from:s plaque deposits grow, a condition called atherosclerosis results. This condition causes the arteries to narrow and harden. Although experts donât know for sure what starts atherosclerosis, the process seems to stem from damage to the arterial wall.