i'm kathrcatherine kobayashi in tokyo. we'll be back at the top of the hour. see you then. ♪ ♪ dr.and welcome to in good shape, coming to you from berlin, great that you can join us today. lets start this show with a question -- how much sunblocker do you need to cover your face? is it like this? or a little bit more like this? or like this? well find out the right answer later in this show. and heres what else we have coming up on the show. slather it on? how even suncreams can harm the skin. donor organ -- livg