Values are what we, as a profession, judge to be right. They are more than words-they are the moral, ethical, and professional attributes of character. . . there are certain core values that must be instilled in members of the U.S. Army-civilian and uniformed soldier alike.
Industrial Hygiene. Noise. Full text of hearing conservation program. Materials on acoustics. Noise attentuation. Noise basics. Technical material from NIOSH. Hearing protection devices. Noise induced hearing loss.
From having occasional difficulty sleeping to insomnia, there is a lot you can do to get a better night's sleep, feel refreshed when you awake, and remain alert throughout the day. It's called  sleep hygiene and refers to those practices, habits, and environmental factors that are critically important for sound sleep.