When? xx

πŸ’—louiseπŸ’— UK β€’ Mummy to 1 prince and 2 princesses πŸ’™πŸ’—πŸ’— pregnant with our 4th little one our 2nd boy πŸ₯°πŸ’™πŸ‘ΆπŸ» due January 2020
Hey ladies, I'm a little confused as to when the 2nd trimester starts. I have read it starts at 13 weeks on some sites and 14 on others now I'm confused with it lol πŸ€”πŸ€·πŸ»β€β™€οΈ xxx