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1 in 4 school-aged children in Canada has a vision problem.
Children need healthy eyes to learn, read, write, see the board, be active and stay safe. It can be difficult to spot vision problems in children and left untreated, vision problems can affect a child's eye health for life…
On Monday, April 8, 2024, there will be a total solar eclipse in parts of Ontario when the Moon travels between the Sun and the Earth.
The Thunder Bay District will only experience a partial solar eclipse, when the Moon will block part of the Sun around 2:00 pm to 4:30 pm (Eastern time). During…
We all love sunny days, but the sun can be damaging to our health without the proper precautions. Holes in the Earth’s natural defence against ultraviolet (UV) rays – the ozone layer – have left us at an even higher risk for skin cancer.
The role of the Thunder Bay District Health Unit is to raise…
Extreme heat events due to a changing climate are a growing public health risk in Canada. Because of our cooler climate in the Thunder Bay District, we can be more susceptible to extreme heat than those who are regularly exposed to it.
Heat Illnesses
Extreme heat puts everyone at risk of heat…
Children's visual health is vital for their overall development, learning and well-being. Undetected vision issues in children can impact their ability to explore their environment, succeed in school and engage in everyday activities. It is important for caregivers to understand how to spot vision…
The Street Outreach team provides free, confidential, non-emergency public health support to anyone who is street-involved, including people who are homeless, under-housed, and/or using substances in the City of Thunder Bay.
The Street Outreach Program is like a mobile Health Unit. Staffed by…
What Shapes People's Health?
It is important to have good health. We often hear about ways to improve our health and how good health will help us live a longer, better, and more enjoyable life. So how exactly do we achieve good health?
Good health is affected by the lifestyle choices we make,…
Policy
Accessibility policy: BH-02-12 Accessibility Standards for Customer Service (PDF)
The Thunder Bay District Health Unit strives to make it easy for everyone to get the services and information they want and in the way they need to improve their health.
Our goal is to provide people of…
About the Conference
The annual Harm Reduction Conference is presented by the Thunder Bay District Health Unit with the support of the Thunder Bay Drug Strategy. The goals of the conference are to:
Provide a forum for the safe and open exchange of ideas
Share strategies and technical information…
UV Index
To find the current UV index for the Thunder Bay District, please visit Environment Canada's page: Thunder Bay's Current Weather Conditions
UV Index
UV Index
Description
Low (1-2)
Sunglasses (bright days)
Cover-up (> 1 hour)
Sunscreen SPF 30+ (> 1 hour)
Medium (3-5…
Winter Sun Savvy Facts
Reducing ultraviolet radiation (UV) exposure decreases the risk of skin cancer and eye damage.
Up to 80% of sun’s UV rays reflect off snow and ice.
UV reflected off snow in winter is stronger than UV reflected off sand in summer.
The higher the altitude, the stronger…
Thunder Bay's current temperature and UV Index
Don’t let a sunburn ruin your vacation!
Sunburns can happen in minutes during a trip to sunny destinations where the UV index is Extreme (11+). More information can be found below.
Many tropical destinations can have a UV Index…
Special Event Notification Required
- Visit TBDHU.com/specialevents where you will find all of the information required if you or your business is providing any body art or salon services at a special event like a festival or fair where these services will be available to the general public.
-…
Canadians head to the polls on Monday, April 28, 2025. Thunder Bay District Health Unit (TBDHU) encourages community members across the Thunder Bay District to get informed, vote, and consider public health when they vote.
Vote
Any Canadian citizen, 18 or older can vote. Voting is a right and…
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Date
Contents
September 11, 2025
RSV Vaccine Campaign – 2025-2026
Grade 7 and 8 School-Based Immunization Clinics
Rockin’ Recovery Day – September 13
Thunder Bay Perinatal Coalition Events
The BIG Latch – October 7
Pregnancy…