Professional environment is a more formal environment. It could be a work environment. In this environment formal behavior is important because formality boosts the performance. Indeed, it might be dealing with the seriousness of the issue. Let us just imagine vice-versa. When the work is not serious, it cannot create responsible environment because some people will free ride. Therefore, professional environment has its own standards in comparison with personal environment. Personal environment can also be formal, but it is not a necessity.
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USE A COMMA AFTER AN INTRODUCTORY CLAUSE OR PHRASE.
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Can i do it by my own words? just asking :3
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Chronic stress accelerates premature aging by shortening DNA telomeres. Each chromosome is like a DNA library with two protective caps on the end known as telomeres. As telomeres become shorter their structural integrity weakens, which causes cells to age faster and die younger.
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