The emission spectrum refers to the spectrum of radiation emitted due to an atom or molecule making a transition from a higher to a lower energy state. Light from many different sources contains various colors, each with its own brightness or intensity.
As a general rule, most people can drink socially without any long-term adverse effects. However, for people with back pain, alcohol carries a risk of increasing the pain caused by conditions like degenerative disc disease, facet disease, herniated discs and foraminal stenosis. For this reason, individuals with neck and back pain may be advised to avoid alcohol.
In the United States, more than 10% of people abuse or are dependent on alcohol (see Alcohol). About twice as many men as women abuse alcohol. Most alcohol, after being absorbed in the digestive tract, is processed (metabolized) in the liver. As alcohol is processed, substances that can damage the liver are produced. The more alcohol a person drinks, the greater the damage to the liver. When alcohol damages the liver, the liver can continue to function for a while because the liver can sometimes recover from mild damage.