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Beach fun or beach bug? 5,000 canadians tracked for water illness risks

NCT ID NCT06413485

Knowledge-focused Sponsor: Toronto Metropolitan University Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing This study
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 26, 2026 · Last updated Jun 26, 2026

Summary

This study follows 5,000 Canadian beachgoers to see how different levels of water contact—from wading to swallowing water—affect their risk of getting sick. Researchers will track stomach bugs, respiratory infections, and skin or ear problems in the week after a beach visit. The goal is to provide better safety guidelines and help people make informed choices about swimming at public beaches.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

What this could lead to
If successful, this study could lead to better water quality guidelines and public health advice to reduce illnesses from swimming at beaches.
What could go wrong
This is an observational study, not a treatment trial, so it won't directly cure or prevent illness. Results depend on self-reported data, which may be inaccurate.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Participants

About 5,000 people

The number the study aims to enrol. It can still change while the study runs.

Started

Jun 2023

Expected to finish

Mar 2029

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Who is studied

Beachgoing households and individuals present at one of the targeted study beach sites during the recruitment period.

Ages

Children (under 18), adults (18 to 64) and older adults (65 and over)

Sex

Anyone

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Ability to provide informed consent for the study and complete the surveys in English or French * Home address in Canada or the U.S. * Must not have participated in the study in the past 21 days Exclusion Criteria: * Not a Canadian or U.S. resident.

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Conditions

The condition(s) this trial relates to.

digestive system disorder Waterborne Diseases

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Gastrointestinal diseases Water-related diseases

Contacts and locations

Locations

  • Bay Beach and Nickel Beach

    Fort Erie, Ontario, Canada

  • Birch Cove Beach

    Halifax, Nova Scotia, Canada

  • English Bay Beach and Kitsilano Beach

    Vancouver, British Columbia, Canada

  • Grand Beach

    Winnipeg, Manitoba, Canada

  • Sunnyside and Marie Curtis Park East beaches

    Toronto, Ontario, Canada

More trials for these conditions

Other studies related to the condition(s) this trial covers.