Radiation Affects News Today : Breaking News, Live Updates & Top Stories | Vimarsana

>> reporter: the concern is way up but i can tell you that radiation is heavier than air so the wind when you're talking about radiation plays a key part in it. the wind direction and speed. i don't want to get bogged down in a lot of science. here is the simple terms of how radiation affects are felt. an x-ray has four milis evers. the air levels at fukushima 400. radiation poisoning starts at a thousand, that's when i get nausea, diarrhea and fatigue. if you get to 3,000, or 5,000 in a dose megyn the you will die ty say within 30 days. if you're getting 400 at a constant level which many of ...

Jenna: right now new fears over the health safety of u.s. troops and also the japanese people, anyone in what is happening in japan right now. the u.s. s. ronald reagan may have passed through a radioactive cloud while doing relief work off the coast. 17 helicopter crew members treated for radiation exposure during one mission. what health issues are facing our troops as well as the japanese. dr. cromwell is joining us now. we are talking about radiation affects or poisoning. what would that feel like to the average person? >> reporter: well the radiation affects we can separate into things th...