There are rumors flying that Jennifer Aniston just may have a bun in the oven. Life & Style magazine is reporting on their front cover that Aniston visited a fertility doctor that helped her get pregnant and boyfriend, John Mayer, is “over the moon” about the news. The 40-year-old actress has been trying to get pregnant for months, the magazine revealed, and she had to go to the specialty doctor for help. So if this is indeed true, will there be marriage rumors next??