we used to call it the grippe. it makes you knocked down. >> you can feel it in your bones. what is that, when you start feeling achy? >> muscle and bone aches. that's the virus. fatigue, headache, sore throat. those are the issues. a little bit of nasal congestion. if you're coughing up a bunch of crap, that's not the flu. the flu is fatigue. >> tamiflu? does that help? >> if you catch it early, i'm a fan of tamiflu. especially in high-risk groups, i'm a fan of that. you got to stay home. bedrest, fluids, get the fever down. if you get sicker, see a doctor. >> if the current vaccine isn't working against the current strain, should you get the flu shot? >> that's a very good question. there is a lot of debate going on. as a physician, every doctor recommends to get -- there is 160 million vaccines out there. everyone is recommending to get it. i'm debating even among ourselves whether we should just recommend it to everyone out there. if you are a high risk one, children over 6 months, adults over 65, if you have lung disease, asthma, copd, pulmonary, kidney, heart disease,