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Puppy First, Health First

†NH, NY, RI, SC and TN residents excluded.

Boston Terrier health overview

The big picture

Lifespan and outlook

10–14years

Boston Terriers typically live 10–14 years.

Most Bostons whose knees are checked get normal results. Like every breed, they have a few health problems that run in the family, and most are easier to manage when caught early.

Everyday habits

A few everyday habits do a lot of the work.

  • Keep your Boston lean, since extra weight makes breathing and knee problems worse.
  • Keep it cool in hot weather and warm in the cold.
  • Look over the eyes every day, and book a checkup every year that includes an eye check.

Common Boston Terrier health conditions

Worth knowing

Each entry starts with a condition the breed is known to be prone to, then what you might notice and what helps.

This list is not exhaustive or official. Keep asking your veterinarian as your puppy grows.

01

Breathing and heat

A Boston's short face can narrow the nose and throat, a problem called BOAS (brachycephalic obstructive airway syndrome).

What you might notice

Noisy breathing, gagging or tiring quickly, especially in heat or play, are signs to mention to your vet.

What you can do

Keep your dog lean and cool, and walk in the cooler hours with shade and water on hand. Your vet can check the nostrils at any visit, and a breathing grade can be done once your dog is grown.

02

Eyes

A hereditary cataract is a clouding of the lens, and in Bostons it has an early form in young puppies and a later form in adults.

What you might notice

A cloudy eye, squinting or a pink swelling in the inner corner (cherry eye) needs prompt vet care.

What you can do

A DNA test shows a puppy's risk for the early form, and a yearly eye exam by a specialist catches the later form. The large eyes scratch easily, so look them over every day.

03

Kneecaps

A slipping kneecap (patellar luxation) is common in small dogs, and in Bostons it usually slips toward the inside of the leg.

What you might notice

Watch for a skip or hop in the step.

What you can do

Your vet feels the knees at puppy visits, since a slipping kneecap can show up in young puppies. A lean weight takes strain off the joints.

04

Brain and nerves

Brain tumors, especially a type called glioma, run in the breed and become more likely with age.

What you might notice

Seizures, circling, a head tilt or a change in behavior are signs to take to your vet promptly.

What you can do

See your vet promptly for any of these signs, and book checkups twice a year once your Boston is a senior.

Questions about a Boston Terrier puppy?
Talk to a puppy concierge about your family — it's free. Daily, 9AM–11PM EST.

Less common conditions in the Boston Terrier

Less common

Spine

Misshapen spine bones (hemivertebrae) go with the screw tail and are common, but many dogs never show signs.

Swelling of the brain or spinal cord with no known cause (meningoencephalitis of unknown origin) is seen more in Bostons than in mixed breeds.

Eyes

Cherry eye, a pink swelling in the inner corner of the eye, is more likely in Bostons.

Eyes

Sores on the clear front of the eye (corneal ulcers) are more common in flat-faced dogs, so get squinting checked fast.

Eyes

Big eyes can dry out (dry eye), and your vet may suggest eye drops.

Eyes

Glaucoma that follows a cataract or other eye problem (secondary glaucoma) is found more often in Bostons.

Deafness from birth can be found with a hearing test, which also picks up deafness in one ear.

Boston Terrier DNA tests

DNA tests

How it works

A cheek-swab DNA test works at any age and checks for several inherited conditions.

Possible results

Each result comes back as clear, carrier or at risk.

Carrier result

A carrier is healthy and does not get the condition.

At-risk result

An at-risk result means a higher chance, not a diagnosis, and some at-risk dogs never get the condition or get it late. The cataract DNA test finds only the early form. For the later form, the yearly eye exam is what counts, so keep it on the calendar. Tests also exist for degenerative myelopathy and for a muscle disease first found in Bostons (limb-girdle muscular dystrophy). A lab listing a test does not mean the disease is common in the breed.

Boston Terrier vet checkups

Checkups your dog will get

  • At the first puppy visits, your vet checks the nostrils and breathing, the eyes and eyelids, the knees and the heart.
  • Puppy shots continue until the series is complete, usually at about 16 weeks, as your vet advises.
  • Once your dog is grown, your vet can recheck the knees and, if breathing is noisy, arrange a breathing grade.
  • Adult dogs need a yearly exam with an eye check, because the later form of cataract appears in adulthood.
  • If your Boston has a cataract or another eye problem, ask your vet to check the eye pressure regularly.
  • Older dogs do best with checkups twice a year.
  • On chest X-rays, a normal Boston heart can measure larger than the general reference, so your vet should use a breed-specific range.

Boston Terrier life stages

Care plan by life stage

Stage 1

8 weeks to 6 months

  • Look over the eyes daily and flush out debris with saline.
  • Have the knees checked at the vaccine visits.
  • Keep any hearing or DNA results you receive with the puppy's records; a cheek swab can also be run later.
  • Start reward-based training, socialization, and crate and house training.
  • Measure food to keep the puppy lean, use a harness rather than a collar, and keep play short and out of the heat.
  • Watch for a cloudy lens, squinting or discharge, a skipping gait, and noisy breathing, gagging or tiring quickly.
Questions at any stage? Talk to a puppy concierge.(888) 729-8812
Stage 2

6 to 18 months

  • Recheck the knees as your dog grows.
  • Book a breathing grade if breathing is noisy.
  • Keep the body condition lean, because a heavier body condition raises BOAS risk.
  • Start dental care at home.
  • Watch for heat intolerance, eye injuries and lameness.
Questions at any stage? Talk to a puppy concierge.(888) 729-8812
Stage 3

Adult

  • Book a yearly wellness visit with an eye check, because the late-onset cataract appears in adulthood.
  • Keep up weight control, daily exercise, and heat and cold precautions.
  • Brush weekly, trim the nails and care for the teeth.
  • Watch for neck pain, a head tilt, wobbliness or seizures, new skin lumps and changes in breathing.
Questions at any stage? Talk to a puppy concierge.(888) 729-8812
Stage 4

Senior

  • Book vet checks twice a year, with eye exams to follow any cataract.
  • Check for lumps, and keep the weight lean for the joints and breathing.
  • Watch for behavior changes, seizures or circling, vision loss and new skin masses.
Questions at any stage? Talk to a puppy concierge.(888) 729-8812
1

8 weeks to 6 months

  • Look over the eyes daily and flush out debris with saline.
  • Have the knees checked at the vaccine visits.
  • Keep any hearing or DNA results you receive with the puppy's records; a cheek swab can also be run later.
  • Start reward-based training, socialization, and crate and house training.
  • Measure food to keep the puppy lean, use a harness rather than a collar, and keep play short and out of the heat.
  • Watch for a cloudy lens, squinting or discharge, a skipping gait, and noisy breathing, gagging or tiring quickly.
2

6 to 18 months

  • Recheck the knees as your dog grows.
  • Book a breathing grade if breathing is noisy.
  • Keep the body condition lean, because a heavier body condition raises BOAS risk.
  • Start dental care at home.
  • Watch for heat intolerance, eye injuries and lameness.
3

Adult

  • Book a yearly wellness visit with an eye check, because the late-onset cataract appears in adulthood.
  • Keep up weight control, daily exercise, and heat and cold precautions.
  • Brush weekly, trim the nails and care for the teeth.
  • Watch for neck pain, a head tilt, wobbliness or seizures, new skin lumps and changes in breathing.
4

Senior

  • Book vet checks twice a year, with eye exams to follow any cataract.
  • Check for lumps, and keep the weight lean for the joints and breathing.
  • Watch for behavior changes, seizures or circling, vision loss and new skin masses.

Boston Terrier vet costs

Planning for Boston Terrier vet costs

These are typical published costs for treating what a Boston Terrier vet exam looks at and the conditions the breed is known to be prone to. Each range shows where it comes from and when, and your own vet's estimate will differ.

On the exam Breathing
Breathing: typical published costs
ItemTypical costPerSourceYear
Soft-tissue surgery workup with advanced imaging$800–$1,200per workupat one US veterinary teaching hospital (Illinois)2023
Breathing (BOAS) surgery: nostrils and soft palate$3,120–$5,500per procedureat US veterinary teaching hospitals (Illinois, Tennessee)2023–2024
See it in the exam →
On the exam Eyes
Eyes: typical published costs
ItemTypical costPerSourceYear
Specialist's first exam (consultation fee only)$198–$350per visitat US veterinary teaching hospitals (Michigan, Missouri, Tennessee)2023–2026
Eye tests before cataract surgery (ERG and eye ultrasound)$500–$1,300per workupat US veterinary teaching hospitals (Missouri, Tennessee)2025–2026
Cataract surgery, one eye$3,800–$5,500per eyeat one US veterinary teaching hospital (Missouri)2023–2025
Cataract surgery, both eyes under one anesthetic$5,600–$6,700at one US veterinary teaching hospital (Missouri)2025
See it in the exam →
On the exam Kneecaps
Kneecaps: typical published costs
ItemTypical costPerSourceYear
Specialist's first exam (consultation fee only)$198–$350per visitat US veterinary teaching hospitals (Michigan, Missouri, Tennessee)2023–2026
See it in the exam →
Pet insurance is highly recommended.Insurance options ↓

Boston Terrier pet insurance

Planning for pet insurance

When you are ready to compare plans, here is one option for Pawrade buyers.

MetLife Pet Insurance

MetLife Pet Insurance · 1 month included with every puppy†

Only with Pawrade, you receive a pet insurance policy with no waiting period included for immediate accident or illness coverage, 1 month, with every puppy.† You activate it by calling MetLife; instructions arrive with your travel details. Continuing MetLife coverage after the first month is strongly recommended.

View the MetLife 30-day offer →

†NH, NY, RI, SC and TN residents excluded. Activated by calling MetLife; coverage begins immediately following policy activation. See the offer for full terms.

Whichever plan you look at, read the policy before you buy. Check the waiting periods, how it defines a pre-existing condition, and its deductible, reimbursement percentage and annual limit.

Waiting periods, compared

A waiting period is how long after you buy a pet insurance policy before a claim counts.

Waiting periods, compared
Policy Accidents Illness Joints
MetLife policy included with your Pawrade puppy† None None None
MetLife, bought directly None 14 days Not listed
Industry standard 0–14 days 14–30 days 6–12 months
Nationwide 14 days 14 days Not listed
Trupanion 5 days 30 days 30 days
Embrace 2 days 14 days 6 months
Figo 1 day 14 days Not listed
Waiting periods vary by state; your policy governs. NerdWallet, "Pet Insurance Waiting Periods", 2025 Trupanion, "When does my coverage begin?", as posted 2026 MetLife Pet Insurance, "30-day offer", 2025

Boston Terrier Veterinary Health Report

What the Veterinary Health Report checks

What the exam covers →

The breeder's licensed vet checks your puppy before it goes home. The vet follows PetPay's exam standards, and the results go in your puppy's Veterinary Health Report.

  1. 1Puppies must be at least 8 weeks old and weigh at least 2 lb before they travel.
  2. 2If the vet finds something that could put your puppy at risk during travel, your puppy stays with the breeder until it's resolved.
  3. 3Problems that can be treated before travel are treated by the breeder's licensed vet first.
  4. 4Anything else the vet notes is shared with you.
PetPay Veterinary Health Report form

16 areas checked on the exam

Closer look for Boston TerriersOn every puppy's report
Closer look for Boston Terriers
On every puppy's report
Heart Breathing Temperature, pulse and breathing rate Eyes Ears and hearing Mouth and bite Skin and coat Kneecaps Hips Hernias Soft spot on the skull Body condition and weight Reproductive organs History of vomiting or diarrhea Stool test for parasites Past surgery and notes
Closer look for Boston Terriers
Focus

Breathing and nostrils

What the vet checks

The vet checks how open the nostrils are, counts the breathing rate and listens for coughing or congestion.

Boston Terrier note

The Boston's short face can narrow the airway, so narrow nostrils are worth knowing about early.

Focus

Eyes

What the vet checks

The vet looks at the eyes with a light for cherry eye (a slipped gland in the corner of the eye), eyelash problems and cloudiness.

Boston Terrier note

Boston Terriers can develop a cloudy lens young (early-onset cataract), and eyelids that roll in are something to watch for as your puppy grows.

Focus

Hearing

What the vet checks

The vet checks the puppy's hearing for deafness present from birth (congenital deafness).

Boston Terrier note

A clap or noise test can miss deafness in one ear, which a specialist hearing test (BAER) picks up.

Focus

Kneecaps

What the vet checks

The vet feels both knees to check that the kneecaps sit firmly in place, and notes the grade of any slipping.

Boston Terrier note

A slipping kneecap (patellar luxation) can already be present in a young puppy and may change as it grows.

FocusBreathing and nostrils
What the vet checks

The vet checks how open the nostrils are, counts the breathing rate and listens for coughing or congestion.

Boston Terrier note

The Boston's short face can narrow the airway, so narrow nostrils are worth knowing about early.

FocusEyes
What the vet checks

The vet looks at the eyes with a light for cherry eye (a slipped gland in the corner of the eye), eyelash problems and cloudiness.

Boston Terrier note

Boston Terriers can develop a cloudy lens young (early-onset cataract), and eyelids that roll in are something to watch for as your puppy grows.

FocusHearing
What the vet checks

The vet checks the puppy's hearing for deafness present from birth (congenital deafness).

Boston Terrier note

A clap or noise test can miss deafness in one ear, which a specialist hearing test (BAER) picks up.

FocusKneecaps
What the vet checks

The vet feels both knees to check that the kneecaps sit firmly in place, and notes the grade of any slipping.

Boston Terrier note

A slipping kneecap (patellar luxation) can already be present in a young puppy and may change as it grows.

Honest limits

Puppies grow and change quickly, and their immune systems are still developing, so no exam can find everything. The Veterinary Health Report is a strong early look at your puppy and a written starting point that your own vet builds on.

Once your puppy is home
  • At the first visits, your own vet checks the nostrils and breathing, the eyes and eyelids, the knees and the heart again.
  • Your puppy's vaccination and deworming records are separate documents that travel with your puppy.
  • Bring them, with the Veterinary Health Report, to your first visit so your vet starts from the same record.
  • Before travel, every puppy follows PetPay's vaccination and deworming schedule as far as its age allows.
  • Bordetella and corona are given at the vet's discretion, and no vaccine is given within 3 days of travel.
  • Rabies is given by a licensed vet on the schedule your state requires.
  • Your own vet completes the series.
  • From 12 months, your vet can give the kneecaps an adult check and, if breathing is noisy, arrange a short breathing test (a breathing grade).

Boston Terrier puppy health guarantee

Health guarantee

Every Pawrade puppy comes with a health guarantee administered by PetPay, independent of the seller. The terms are on the health guarantee page.

Health guarantee terms →

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Frequently asked questions about Boston Terrier health

Frequently asked questions

The conditions that run in the breed are hereditary cataract, slipping kneecaps (patellar luxation), breathing trouble from the short face (BOAS), misshapen spine bones (hemivertebrae) and brain tumors, especially glioma. A lean weight, a daily eye check and a yearly vet exam help you stay ahead of them.

Hereditary cataract runs in the breed, and the large, prominent eyes are easily injured. Squinting, discharge, redness or cloudiness needs prompt vet care. A yearly eye exam catches the later form of cataract, which no DNA test finds.

A slipping kneecap (patellar luxation) is one of the conditions the breed is known to be prone to. It can show up in young puppies, so vets check the knees at puppy visits, and a lean weight helps. Of 5,448 Boston Terriers screened by the Orthopedic Foundation for Animals (OFA), about 95% had normal knees.

Some do, because the short face can narrow the airway, a problem called brachycephalic obstructive airway syndrome (BOAS). Bostons also overheat easily, so walk in the cooler hours and keep your dog lean, which helps it breathe more easily. Noisy breathing, gagging or tiring quickly is a reason to ask your vet for an airway check.

A cheek-swab DNA test can check for early-onset hereditary cataract, degenerative myelopathy, a muscle disease first found in the breed and inherited urinary stones, among others. A carrier is healthy, and an at-risk result is a higher chance, not a diagnosis.

Deafness present from birth (congenital deafness) can be checked with a hearing test called the brainstem auditory evoked response (BAER) test. The breeder's licensed vet also checks a Boston Terrier puppy's hearing at the exam before it goes home. A clap or noise test can miss deafness in one ear, which the BAER test picks up.

Your vet can look at the nostrils and listen to the breathing at any visit, including the first puppy check. A fuller breathing grade, based on a short exercise test, can be done from 12 months. If a young dog is graded, a yearly recheck is a good idea, because BOAS can develop later.

Boston Terriers typically live 10–14 years.

An older Boston does best with vet checks twice a year, eye exams to follow any cataract and a lean weight for the joints and breathing. Behavior changes, seizures or circling, vision loss and new skin lumps are worth a prompt vet visit.

Keep your Boston lean, cool in summer and warm in winter, check the eyes daily, and book a yearly exam that includes an eye check. A harness rather than a collar keeps pressure off the neck and airway.

Look over the eyes every day for redness, discharge or cloudiness, and flush out debris with saline. See a vet promptly for any eye injury, because the large eyes are easily hurt. If the eyes look dry, ask your vet about lubricating drops.

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American College of Veterinary Surgeons (ACVS)
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University of Illinois Veterinary Teaching Hospital
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