CNN Sanjay Gupta MD December 14, 2014 12:32:00
This is a guess. when they make the vaccine, she guess the most dominant strain that flu season. that's what you vaccinate against that season. this time the strain mutated a little bit. doesn't mean it's a completely different strain. it added a protein here and lost one another mace. the flu shot will offer a host benefit. not as much as if it was the exact match. it is going to offer a lot of benefit. to your question, it's not too late. you can still get it. as you saw, january 10th is the week in new york city where the flu is the worst. i don't know about you, when i was young, my mom sa...