You're unlikely to die on the plane, if that's what you mean. High altitude exposure to radiation is not fantastic for you. The recommendations are pretty low

You're unlikely to die on the plane, if that's what you mean. High altitude exposure to radiation is not fantastic for you. The recommendations are pretty low when pregnant and for others at risk: http://www.airspacemag.com/need-to-know/NEED-radiation.html http://www.airspacemag.com/need-to-know/NEED-radiation.html