For over a decade, beta-carotene pills have been promoted as a way to prevent cancer. However, according to the World Health Organization (WHO), several U.S.studies have found that the pills don't have any cancer-fighting properties.A Physician's Health Study carried out in 1994, for instance, indicated that there was no noteworthy decline in the rate of cancer for people taking high doses of beta-carotene supplements .In addition, two later studies suggest that taking high doses of beta-carotene pills in combination with smoking may actually increase the risk of lung cancer. And yet another study published by WHO points to an increase in heart disease for smokers who take beta-carotene pills. Implied Main Idea

Question

Quizplus · Accepted Answer

The passage clearly states that beta-carotene pills do not have cancer-fighting properties and may actually increase the risk of lung cancer and heart disease for smokers who take the supplements. Therefore, taking beta-carotene pills may not prevent cancer and may further damage the health of people who smoke while taking the supplements. While the passage suggests that eating high doses of fruits and vegetables may be a better alternative, this is not explicitly stated as the best choice.

For Over a Decade, Beta-Carotene Pills Have Been Promoted as a Way