BBC Reality Check answers your vaccine concerns - from pregnancy fears to production speed.
By Max Matza
Doctors from the Netherlands and Austria say more pregnant women are being hospitalised with Covid than before, and that the virus can restrict the supply of oxygen to the foetus.
By Jenny Rees
BBC Wales health correspondent
By Becky Morton
By Kate Morgan
BBC Wales insights correspondent
Mum-of-four Alexandra Dodds said jokes about her weight were made at her pregnancy scan.
By James Melley & Michael Buchanan