Blog Hero

Signs You Might Need a Root Canal

Request Appointment
Adult in a car's driver seat wincing with a hand pressed to their cheek, holding an iced drink with a straw.

Key Takeaways

  • Root canal treatment removes inflamed or infected pulp and may help preserve the tooth.
  • A lingering toothache, sensitivity that sticks around, or soreness when you bite can signal a tooth that needs extra care.
  • Children may show discomfort by chewing on one side or avoiding a particular tooth.
  • Numbing helps keep you comfortable, and the visit can feel similar to getting a filling.
  • Booking a visit when you first notice changes gives you and the dentist more options.

Does one tooth zing when you sip something hot or cold, with discomfort lingering after the drink is gone? It can be easy to brush aside during a busy day. At Shine Dental, the team can help assess what may be causing the discomfort.

You might need a root canal if you notice a toothache that keeps coming back, hot or cold sensitivity that lingers, soreness when you chew, tender gums around one tooth, or a tooth that looks darker than the rest. These symptoms can have several causes, so a dental exam and, when appropriate, X-rays can help determine whether root canal treatment is needed. If a toothache can’t wait, Shine Dental’s emergency dentistry services can help with urgent dental concerns.

What Is a Root Canal?

Root canal treatment removes inflamed or infected pulp and may help preserve the tooth. The dentist removes the affected pulp, cleans and seals the canals, then restores the tooth with a filling or, when needed, a crown.

That means your own tooth stays in place, so you can go back to biting into an apple or crunching toast without bracing yourself first.

Signs Your Tooth Needs Extra Care

Your teeth tend to send signals early. Some show up as discomfort, while others are changes you can see in the mirror.

Tooth Pain & Sensitivity

Watch for these types of discomfort:

  • A toothache keeps coming back or lingers through your day.
  • Hot or cold sensitivity sticks around after your tea or ice water is gone.
  • Your tooth feels sore when you chew or bite down.

Notice whether the feeling fades quickly or hangs around, and whether it centres on one tooth. Those details help the dentist see the full picture.

Changes in Your Gums & Teeth

Some signs don’t hurt at all, so a quick look in the bathroom mirror can tell you a lot. Keep an eye out for these changes:

  • Your gums look puffy or feel tender near one tooth.
  • A small, pimple-like bump appears on your gum.
  • One tooth looks darker than the teeth next to it.

Signs to Watch for in Children

Children may not always describe tooth discomfort clearly. Notice whether they chew on one side, complain about a particular tooth, or change how they eat.

Look for these signs while eating or during daily activities:

  • Your child complains about one tooth while eating.
  • A tooth got chipped or bumped during sports or play.
  • Your child favours one side of the mouth while chewing.

A tooth can be injured even when damage isn’t obvious. If your child bumps or chips a tooth, contact a dentist promptly for advice.

How Does a Root Canal Feel?

What to Expect at Your Visit

Root canal treatment can sound daunting, but the visit is often more manageable than people expect.

Numbing helps keep you comfortable throughout the treatment, and for many patients it feels similar to getting a regular filling.

If dental visits make you anxious, the team at Shine Dental is trained to help put nervous patients at ease. You can ask questions and share how you’re feeling at any point.

Aftercare & Recovery

Mild tenderness afterward is normal, and if it persists or worsens, give the clinic a call.

In many cases, a crown helps protect your treated tooth so you can chew comfortably again. These simple steps can help you feel comfortable at home:

  • Choose soft foods like yogurt, scrambled eggs, or soup.
  • Chew on the opposite side until your crown is in place.
  • Brush and floss gently around the treated tooth.

When to See a Dentist in Winnipeg

Book a visit when you first notice changes in a tooth, even if the discomfort comes and goes. Regular checkups also help the dentist spot small issues before you feel them.

Shine Dental has three locations across Winnipeg, so you can choose the clinic that best fits your day.

After treatment, a tooth may appear darker than its neighbours. Ask your dentist about options for improving its appearance and whether whitening is appropriate.

Shine Dental is locally owned and operated, with a gentle team ready to check that one tooth that’s been bothering you or your child. Book an appointment at the Shine Dental location nearest you today.

Giving Back: Shine The Light Initiative

Giving back to our community is a tenet of the Shine Dental ethos. Dr. Brent Wong and his wife, Wendy, began Shine The Light in 2005 as a way to bridge the gap between people who want to help and those who need it most.

Since its inception, Shine The Light has helped build over 100 homes and brings free dental and medical care to those in need in the Dominican Republic. As the organization has developed, they’ve added skilled trade training and far•o Supply Co, which focuses on strengthening economic independence for trainees and artisans in the Dominican Republic.

Learn more about Shine The Light and how you can make a difference.

Visit Our Locations

Pembina Highway

  • 1104 Pembina Highway
  • Winnipeg, MB R3T 1Z9

We offer services in English, French, Spanish, Punjabi, Croatian, Tagalog, and Cantonese.

Provencher Boulevard

  • 146 Provencher Boulevard
  • Winnipeg, MB R2H 0G3

We offer services in English, French, Spanish, Portuguese, Punjabi, Urdu, Arabic, Vietnamese, Mandarin, Cantonese, and Tagalog.

Academy Road

  • 564 Academy Rd
  • Winnipeg, MB R3N 0E3

We offer services in English, French, Norwegian, Thai, and Lao.

instagram facebook facebook2 pinterest twitter X google-plus google linkedin2 yelp youtube phone location calendar share2 link star-full star star-half chevron-right chevron-left chevron-down chevron-up envelope fax