Pregnancy & Childbirth What workout clothes should I wear when pregnant? By Isabel Kallman Featured Parenting Professional: Liz Lange. TwitterFacebookPin ItEmail Article Related posts: What maternity clothes should I buy that can extend my wardrobe? What maternity clothes work for both day and evening? Where should you spend and where should you save on my maternity clothes? How do you pick a winter coat to buy when pregnant? How to build a maternity wardrobe that provides versatility.