News and Updates
OHS participants contributed to research on Endocrine Disrupting Chemicals (EDCs) – Video presentation
Feb 27, 2026 // Study Updates
Data from more than 9,000 OHS participants were used in a recent study looking at how workplace exposure to endocrine disrupting chemicals* (EDCs) can impact cancer risk. High doses of EDCs can disrupt sex hormones, such as estrogens and testosterone, and this exposure can play a role in the development of certain cancers.
OHS joins Ontario Biobanks
Nov 11, 2025 // Study Updates
If your research project needs biosamples from the Ontario Health study, we will get you the blood, urine, or DNA samples you need in a timely fashion. If we don’t have what you need, we will plug you into a new network of provincial biorepositories. The OHS is a founding member of Ontario Biobanks, a
Cancer blood test prototype could one day be a game-changer
Nov 10, 2025 // Study Updates
Imagine if a simple blood test could check for early signs of cancer – for several common cancers all at the same time. If that test came back positive for one or more, imagine the benefit if you could start treatment at a much earlier, easier-to-treat stage of the disease. And, zooming out: calculate the
New Study activities coming for OHS participants, says Dr. Victoria Kirsh
Aug 26, 2025 // Study Updates
Dr. Victoria Kirsh, an epidemiologist with more than two decades of research experience, is the new Principal Investigator and Interim Director of the Ontario Health Study. Read more in the July 2025 Ontario Health Study Newsletter
