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How Everyday Chemicals Could Be Impacting Your Pregnancy
Expecting a baby is exciting, but it also requires taking extra care of yourself. As you prepare for your little one’s arrival, it is important to be mindful of your lifestyle choices, including what you eat and the environment.
It is a harsh reality that many everyday items contain chemicals that can disrupt your body’s hormonal balance, potentially affecting your pregnancy and your baby. As they are known, these endocrine disruptors are often hidden in plain sight, making it crucial for expectant mothers to be informed and vigilant.
This blog post illuminates these hidden threats, exploring how everyday chemicals might impact pregnancy. You will also learn to make safer choices for yourself and your baby.
Endocrine Disruptors
Let us explore those endocrine disruptors we mentioned earlier. Understanding how these chemicals work can empower you to make informed choices.
BPA (Bisphenol A)
BPA, or bisphenol A, is a common chemical in many everyday products. It is used to make certain plastics and resins, often in food packaging like cans and plastic containers. You might also encounter BPA in unexpected places, like cash register receipts. This chemical can act as an endocrine disruptor, interfering with your body’s hormones.
A study published in PMC found that exposure to BPA during pregnancy, when the baby is developing, appears to be particularly harmful. Even at low levels, BPA can disrupt how the body regulates sugar and fat, leading to problems like obesity and type 2 diabetes.
The European Respiratory Society says pregnant women exposed to higher levels of BPA are more likely to have children with breathing problems. The study found 79% of pregnant women had BPA in their urine. These women with higher BPA levels were 13% more likely to have children with wheezing. Moreover, for every doubling of BPA in the mother’s urine, the child’s lung capacity decreased by an estimated 5ml.
Phthalates
Phthalates are a group of chemicals used to make plastics more flexible and durable. They’re also found in many personal care products, such as perfumes, lotions, and cosmetics. You might even find phthalates in products like vinyl flooring and shower curtains. These chemicals are often hidden in ingredient lists under names like “fragrance.”
Unfortunately, phthalates can disrupt hormones, which is a concern during pregnancy. A study in ScienceDirect examined how exposure to phthalates affects a hormone called pCRH in pregnant women. The placenta makes pCRH and is essential for a healthy pregnancy.
Exposure to phthalates was linked to higher pCRH in mid-pregnancy but lower pCRH later in pregnancy. The relationship between phthalates and pCRH was different for women who had pregnancy complications like gestational diabetes or gestational hypertension. Overall, the study suggests that phthalates can affect pCRH levels in pregnancy and that related complications can influence this relationship.
PFAS (Per- and Polyfluoroalkyl Substances)
PFAS, also known as “forever chemicals,” makes products resistant to water, grease, and stains. They’re found in many everyday items, including non-stick cookware, water-resistant clothing, and food packaging. These chemicals are incredibly persistent, meaning they don’t break down in the environment and can accumulate in our bodies over time.
PFAS chemicals are a growing concern, especially those in AFFF firefighting foam. Military and civilian firefighters have widely used Aqueous Film Forming Foam (AFFF) for decades due to its effectiveness in suppressing fuel fires.
However, the PFAS chemicals in AFFF led to environmental and health problems. When AFFF is used, the PFAS chemicals in the foam can seep into the ground, contaminating soil and groundwater.
Legal Actions and Health Risks Associated with PFAS Exposure
Once these chemicals enter the water supply, they are difficult to remove. As a result, people who rely on these water sources are at risk of prolonged exposure, which can lead to serious health issues. Women exposed to high levels of PFAS have reported severe health complications during pregnancy.
Victims have filed lawsuits as they become aware of the dangers associated with AFFF. The AFFF lawsuit holds chemical manufacturers accountable for their contamination. Plaintiffs also seek compensation for medical expenses and suffering from the chemical exposure.
The lawsuits are ongoing in the U.S. District Court, with cases reaching 7,150 as of December 2024, per TorHoerman Law. PFAS chemicals can react with the developing fetus of a pregnant mother, raising concerns about long-lasting health issues for the baby.
Given these risks, it’s advisable to minimize PFAS exposure during pregnancy. Choose PFAS-free cookware and avoid products treated with stain-resistant coatings. Filtering your water can also help reduce your exposure. Taking these precautions can create a safer environment for you and your baby.
Hidden Hazards in Your Home
Let’s focus on other potential hazards lurking in your home environment. These hidden dangers often hide in plain sight.
Cleaning Products
Keeping your home clean is essential during pregnancy but has a new meaning. You want to create a safe space for your baby. However, many common cleaners contain harsh chemicals that may pose risks. These products often release volatile organic compounds (VOCs) into the air. VOCs are gases that can irritate your eyes, nose, and throat. They can also trigger headaches and nausea.
A study in BMC revealed that pregnant women who breathe in VOCs might have a chance of having babies with CHD (Congenital Heart Defects). When a pregnant woman breathes in VOCs, they can enter her bloodstream and reach the developing baby. This might interfere with the baby’s heart development and increase the risk of heart problems.
Therefore, good ventilation is important. Open windows while cleaning to let fresh air circulate. These simple steps can make a big difference in creating a healthier home for you and your baby.
Flame Retardants
Flame retardants are chemicals added to furniture, electronics, and other household items to slow fire spread. While they serve an important safety function, some flame retardants can pose health risks, especially for pregnant women and their developing babies. These chemicals can leach out of products and accumulate in dust, which we then inhale or ingest.
A study published in Environmental Health Perspectives examined how exposure to flame retardants called organophosphate ester (OPEs) during pregnancy affects babies. It found that exposure to OPEs during pregnancy may increase the risk of babies being born prematurely or having a higher birth weight.
Choose furniture made with naturally fire-resistant materials, like wool or leather. Regular vacuuming and dusting can also help minimize contact with flame-retardant chemicals that accumulate in household dust.
Heavy Metals
Heavy metals like lead and mercury are naturally occurring elements in the earth’s crust. However, human activities have increased their presence in our environment, making exposure a concern. These metals can be found in various places, from contaminated soil and water to certain types of fish and even some older paints.
Heavy metal exposure during pregnancy poses risks to your baby’s development. A study published in Nature examined how exposure to heavy metals like lead, cadmium, and mercury affects pregnant women and their babies.
It reveals that lead, mercury, and cadmium can be toxic, especially for developing babies. Moreover, a strong link exists between the mother’s blood cadmium levels and babies’ low birth weight.
FAQs
How do toxins affect the fetus?
Toxins can significantly harm a developing fetus by crossing the placental barrier. It can lead to birth defects, developmental delays, and cognitive impairments. Exposure to harmful substances like alcohol, drugs, and certain chemicals during pregnancy can disrupt fetal growth and cause long-term health issues.
What types of birth defects are caused by toxic chemicals?
Exposure to toxic chemicals can cause birth defects such as neural tube defects, congenital heart defects, limb malformations, and developmental delays. These chemicals can interfere with normal fetal development, leading to serious and often lifelong health issues for the affected children.
What week do chemical pregnancies occur?
Chemical pregnancies occur within the first five weeks of pregnancy, often before a woman even realizes she is pregnant. These early miscarriages happen shortly after implantation, leading to a positive pregnancy test followed by bleeding and a negative test result shortly after.
Every small step to reduce exposure to harmful chemicals can make a difference. Choose safer products, create a clean environment, and advocate for stricter regulations that protect families from these hidden dangers. Together, we can create a safe and healthy environment supporting every pregnancy.
Diagnosis
Lung cancer drug shows breast cancer potential
Ovarian cancer cells quickly activate survival responses after PARP inhibitor treatment, and a lung cancer drug could help block this, research suggests.
PARP inhibitors are a common treatment for ovarian cancer, particularly in tumours with faulty DNA repair. They stop cancer cells fixing DNA damage, which leads to cell death, but many tumours later stop responding.
Researchers identified a way cancer cells may survive PARP inhibitor treatment from the outset, pointing to a potential way to block that response. A Mayo Clinic team found ovarian cancer cells rapidly switch on a pro-survival programme after exposure to PARP inhibitors. A key driver is FRA1, a transcription factor (a protein that turns genes on and off) that helps cancer cells adapt and avoid death.
The team then tested whether brigatinib, a drug approved for certain lung cancers, could block this response and boost the effect of PARP inhibitors. Brigatinib was chosen because it inhibits multiple signalling pathways involved in cancer cell survival.
In laboratory studies, combining brigatinib with a PARP inhibitor was more effective than either treatment alone. Notably, the effect was seen in cancer cells but not normal cells, suggesting a more targeted approach.
Brigatinib also appeared to act in an unexpected way. Rather than working through the usual DNA repair routes, it shut down two signalling molecules, FAK and EPHA2, that aggressive ovarian cancer cells rely on. FAK and EPHA2 are proteins that relay survival signals inside cells. Blocking both at once weakened the cells’ ability to adapt and resist treatment, making them more vulnerable to PARP inhibitors.
Tumours with higher levels of FAK and EPHA2 responded better to the drug combination. Other data link high levels of these molecules to more aggressive disease, pointing to potential benefit in harder-to-treat cases.
Arun Kanakkanthara, an oncology investigator at Mayo Clinic and a senior author of the study, said: “This work shows that drug resistance does not always emerge slowly over time; cancer cells can activate survival programmes very early after treatment begins.”
John Weroha, a medical oncologist at Mayo Clinic and a senior author of the study, said: “From a clinical perspective, resistance remains one of the biggest challenges in treating ovarian cancer. By combining mechanistic insights from Dr Kanakkanthara’s laboratory with my clinical experience, this preclinical work supports the strategy of targeting resistance early, before it has a chance to take hold. This strategy could improve patient outcomes.”
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