It is no longer uncommon for Americans to use a gym on a regular basis and to be much more cautious about what they eat.

CNN: Chris Christie's weight: Why it matters

Nick Pickles, from civil liberties group Big Brother Watch, said that when children leave home it is not uncommon for them to use their parent's address for their correspondence and bank account details.

BBC: Council tax form

Here's another tax reason not to work with your spouse: When divorcing couples have worked together in a business, it is not uncommon for one spouse to use the other spouse's alleged tax fraud to leverage a better divorce settlement.

FORBES

The use of gaming technology for political ends is still uncommon in America.

ECONOMIST: Minnesota has an idea for getting the voters more involved

An expert in so-called "drug diversion" said it's not uncommon for healthcare professionals to leave a state when they're being investigated for drug use.

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