These are the signs to look out for. Need a break? Play the USA TODAY Daily Crossword Puzzle. It's not that aspirin is point-blank no longer recommended. But as medical professionals learn more ...

For decades, taking low-dose aspirin (81 mg) every day was widely recommended ... Smokers and people with a coronary calcium score over 100, which indicates moderate or higher levels of plaque ...

But doctors' recommendations for healthy adults have shifted on the risks and benefits of taking a low-dose (typically 81 mg.) aspirin ... number and may not add to 100%. Combined subcategories ...

Participants, all event-free after 6 to 18 months following PCI, were randomized 1:1 to receive either clopidogrel (75 mg daily) or aspirin (100 mg daily). Subgroups were classified based on HBR ...