A common class of painkillers known as NSAIDs (nonsteroidal anti-inflammatory drugs) could increase the risk of a type of irregular heartbeat that's found in older adults, according to new research.

It's a condition that could lead to stroke and heart failure, according to a study in The Netherlands.

Researchers conducted eletrocardiogram tests on 8,400 people who were an average age of 68 to see whether they had an irregular heartbeat. They also checked their medical history to see what types of drugs they had been prescribed.

Over a 13-year period, the researchers found that 857 people developed atrial fibrillation. Of those, 554 had taken NSAIDs in the past, while 42 were currently on the medications.

The researchers determind that those who were taking NSAIDs had a 76 percent increased risk of having atrial fibrillation compared with participants who never took the medication. Those who took NSAIDs within the past 30 days had an 84 percent increased risk for atrial fibrillation.

The most common NSAIDs, aspirin, ibuprofen and naproxen, are available over the counter. prominent members of this group of drugs.

More consumers going natural

Low-calorie meals are losing their popularity.

Marketing researchers have found that dieters aren't buying as many low-calorie products. Dieters say the diet food left them feeling deprived.

Instead, consumers are choosing more natural items.

Some doctors say that no matter what you eat, you won't lose weight unless and get healthier if you don't exercise.