24Nov2018 Pregnancy Weeks 13-16 WELCOME TO THE SECOND TRIMESTER! The fourth month (weeks 13-16 of your pregnancy) is the beginning of the rapid growth of your child, with an accelerated gain in their weight. ♥Share this:TwitterFacebookPinterestWhatsApp All postsPregnancyWeek-by-Weekpregnancy week 13pregnancy week 14pregnancy week 15pregnancy week 16 Read More