First Exposure

Attention Deficit Hyperactivity Disorder (ADHD) in Pregnancy and Lactation

Attention Deficit Hyperactivity Disorder (ADHD) in Pregnancy and Lactation Authored by Rachela Smith and Dr. Jonathan Zipursky and reviewed by First Exposure Medical Review Team.  Rachela Smith, BASc, is a medical student at the Michael G. DeGroote School of Medicine at McMaster University.   Dr. Jonathan Zipursky MD, PhD, FRCPC, is a Medical Advisor at First […]

Common Summer Exposures (bug spray, sunscreen, and extreme heat) during Pregnancy

Authored by Dr. Tali Bogler, Pina Bozzo, Anna Pupco – Summer poses unique challenges for pregnant women and pregnant individuals due to potential exposures to extreme heat as well as questions surrounding the use of insect repellants and sunscreen ingredients. This health topic is an expert opinion about Common Summer Exposures during pregnancy. This health topic is intended for the public and health care providers.

Seasonal Allergies and Allergic Rhinitis in Pregnancy and Lactation

Allergies are caused by our immune system overreacting to substances known as allergens. Some common allergens are pollen, dust mites, mold, and pet dander. This health topic is an expert opinion about Seasonal Allergies and Allergic Rhinitis during pregnancy and lactation. This health topic is intended for the public and health care providers.

Measles Infection and the MMR Vaccine in Pregnancy and Lactation

Authored by Dr. Tali Bogler –

Measles is a highly contagious infection caused by the measles virus. The symptoms usually include fever, cough, runny nose, red eyes followed by a distinctive rash.
Measles is spread through contact with infected nasal or throat secretions (e.g., when an infected person coughs or sneezes) or breathing the same air as someone with measles. The virus can remain in the air or on infected surfaces for up to two hours. The airborne nature of the virus makes it highly contagious. This health topic is an expert opinion about Measles Infection and the MMR Vaccine during pregnancy and lactation. This health topic is intended for the public and health care providers.

Non-Anemic Iron Deficiency and Iron Deficiency Anemia in Pregnancy

Authored by Dr. Michelle Sholzberg, Grace Tang, Sherri Storm –

Iron is needed for production of hemoglobin, which makes it an essential element for humans and almost all living organisms. Low iron (iron deficiency) may result in anemia, termed iron deficiency anemia (IDA), due to insufficient iron stores to support RBC production. When there is iron deficiency but there is no anemia, it is termed non-anemic iron deficiency (NAID). This health topic is an expert opinion about Iron Deficiency during pregnancy and lactation. This health topic is intended for the public and health care providers.

COVID-19 mRNA Vaccine in Pregnancy and Lactation

Coronavirus disease 2019 (COVID-19) is an infection caused by the SARS-CoV-2 virus (first recognized in December 2019). SARS-CoV-2 virus continues to change, resulting in variants that are different from the original SARS-CoV-2 virus.

Mental Health in Pregnancy and Lactation

Authored by Dr. Crystal Clark and Dr. Simone Vigod – Common mental health issues such as depression, anxiety and related conditions such as post-traumatic stress disorder and obsessive-compulsive disorder are experienced by 1 out of 5 pregnant and postpartum individuals- these are some of the most common complications of pregnancy and the first year postpartum. This health topic is an expert opinion about Mental Health during pregnancy and lactation. This health topic is intended for the public and health care providers.

Treating the Common Cold in Pregnancy and Lactation

Upper respiratory tract viral infections (URTIS), also known as the common cold, usually start with symptoms of headache, sneezing, and sore throat and later symptoms of a runny or stuffy nose, cough, and general feelings of discomfort. The common cold is caused by several types of viruses, with rhinoviruses being the most common. This health topic is an expert opinion about treating the common cold during pregnancy and lactation. This health topic is intended for the public and health care providers.