plus, summer may be almost here, but spring allergies are still out in full force. dr. frank king is back to tell us about regional allergies and what you can do to help ease the symptoms. but first, for years people have asked me, what is the difference between blending and juicing foods? it each has a distinct effect on the body. they are completely different. a while back, we discussed juicing. so today, we're giving equal time to blending. with me now is tess masters, the author of "the blender girl." why do you like blending over juicing? >> well, i actually do both. it's a very lively debate, blending versus juicing. one versus the other. really, it's both. it's like what you said,they both have health benefits. for me, i blend every day to retain the fiber, the nutrients contained in the whole fruits and vegetables, the skins, the pits and sometimes the seeds. on a daily basis, i like to get that fiber to help clean out my