Allison Aubrey

Philadelphia created a buzz last summer when its city council voted to impose a tax on sweetened drinks.

Three cities followed suit with similar measures. But the beverage industry has been fighting back.

On Wednesday, a panel of judges in a Pennsylvania appeals court is expected to hear oral arguments in a lawsuit brought by the beverage industry against the city.

There was a lot of buzz when Philadelphia passed a soda tax, and there's early evidence it's led to its intended aim of reducing sugary drink consumption. But further expansion of the pre-K programs the tax is intended to fund is in limbo. That's because the American Beverage Association and local businesses are suing to to abolish the tax. Oral arguments in the case are scheduled for April 5. The case could end up in the state's Supreme Court.

Breast-feeding has many known health benefits, but there's still debate about how it may influence kids' behavior and intelligence.

Now, a new study published in Pediatrics finds that children who are breast-fed for at least six months as babies have less hyperactive behavior by age 3 compared with kids who weren't breast-fed.

But the study also finds that breast-feeding doesn't necessarily lead to a cognitive boost.

Norway can be frigid. And the winters bring lots of darkness. But it's the happiest nation in world, according to the 2017 World Happiness Report.

Denmark comes in at #2, followed by Iceland and Switzerland. Finland takes 5th place. And, it turns out, these countries have more in common than a tolerance for cold.

An increasing number of overweight Americans have lost the motivation to diet, according to a new study published in the Journal of the American Medical Association.

Back in 1990, when researchers asked overweight Americans if they were trying to lose weight, 56 percent said yes.

But this has changed. According to the latest data, just 49 percent say they're trying.

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