We've all seen the headlines.

The flu has made its annual visit to the U.S., reacquainting itself with your kids, spouse, parents, friends and co-workers.

But this strain has been especially nasty, resulting in shortages of the very vaccines that might have moderated its effects.

One of my colleagues here - an editor with a young son - finally got his just last week - only because he stubbornly went to the same Rite-Aid every single morning for an entire week.

I'm sure you have similar stories you could share.

When you think about it, this year's flu season illustrates one of the great ironies of our time.

Although advances in medical technology have enabled us to create the vaccines that so far have kept the yearly viral visit in check, the reality is that those advances have been leapfrogged by global travel, an advancement that makes a pandemic more likely than ever before.

Fortunately, there is an answer - an innovation worthy of the Era of Radical Change, and one that savvy investors can play for windfall profits. I'm going to show you four ways to grab those profits for yourself.

But first we need to really understand the challenge at hand.

Let me show you what I mean.

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