http://www.almotamar.net صحيفة إلكترونية يومية تصدر عن حزب المؤتمر الشعبي العام (اليمن) http://www.almotamar.net/1543.htm 2006-11-15 Although "an apple a day keeps the doctor away," and "eat your veggies" may sound like folklore, it turns out that these maxims may have scientific backing. The only catch is that just one apple or one vegetable serving a day isn't enough. In fact, to maximize your health, you need a combination of at least five a day.