it could outlaw common forms of birth control and put at risk invitro procedures that many couples relyy. what will be interesting, what we are seeing right now, particularly i know you are down in tampa, what we are seeing in the are republican primary is this move to the far right, what they are forgetting, it's abandoning what i think of as traditional conservative republican values, it was senator barry goldwater's wife thatgoldwater's wife that helped form the first planned parenthood. we're seeing a real change. i think what they're forgetting is women will be the majority of the voters in november and women are watching. they're paying attention. i keep hearing from republican and independent women. >> thank you very much. >> thanks andrea. >>> what political story will make headlines in the next 24 hours? that's next right here on "andrea mitchell reports." [ female announcer ] experience dual-action power, with listerine® whitening plus restoring rinse. it's the only listerine® that gets teeth two shades whiter and makes tooth enamel two times stronger. get dual-action listerin

. >>> new recommendations on how many embroyos a woman should have transferred when doing invitro.rchers looked at cycle that's led to the birth of 30,000 babies. they found that transferring three or more during a cycle should be avoided when possible because it leads to more health problems. they recommend women over 40 have no more than two transferred and women under 40 should just have one transferred in a cycle movement as we age our metabolism slows down making easy to pack on the pounds. we have some ideas to help you speedup. the process converts food and drink into energy to feed the body. as we get older both men and women tend to see a slow down in that process. the main cause, our bodies start to replace lean body mass with fat mass and that means it's 'easier to gain weight. >> make sure that you are physically active. as much as you can every day. make sure you that domain taken a healthy and balanced diet. stay away from fad diets and products that promise to help rev up the metabolism because they normally don't work. >> what would you do if the government told you

. >> invitro is becoming successful. >> reporter: the cost is so high, couples implant as many as possiblethree is generally the max. >> the consequences of increasing multiple birth is not a good thing. one needs to find a way of controlling that. >> reporter: those unintended consequences can include low birthrate and preterm birth. aztecnology improves, so does success rate. >> we can do well with the pregnancy rate with a single embryo going back. >> reporter: the twin birthrate slowed since 2005. >>> australia's biggest snake is getting bigger after failed attempts to help it lose weight. it weighs 302 pounds. it took six people to carry the python to way her today. a half hour later, betty gained four pounds. zoo keepers are not too upset. the 21 foot snake is still growing. >> we have had her on a bit of a diet. she only had three or four goats this year. it's okay. she's big enough. >> wow. officials say they will continue to feed betty three to four goats every year. those are mean looking eyes. wow. >> if you have a new smartphone or tablet computer for christmas, there's a chanc