Hypochondria: The Impossible Illness. For millions, a cough is not merely a cough; itâs a drumroll of death, and no amount of diagnostic assurance can convince them otherwise. But the crosstalk between mind and body is such that we may all have a bit of the hypochondriac within. By Jeff Pearlman, published on January 1, 2010 - last reviewed on June 9, 2016.
Advise is a verb, and advice is a noun. So advice is what is given, while the act of giving advice is called advising (or to advise).
In the business world, please advise is usually used as a polite and businesslike general-purpose phrase for asking the other party to tell, inform, notify, clarify, suggest, etc, some information or issue when it becomes available. Please advise if this answer is suitable. You get the general idea.