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Mastiff

mastiff_getty

Gentle Giant

Easygoing, Gentle, Working group,

Mastiffs are extraordinary pets. While it is interesting to learn about the breeding purpose of Mastiffs, their genetics actually influence health, outward appearance and behavior. Some behaviors make the Mastiff and some can be quite irritating!

Understanding their unique needs will help you keep them healthy and will create a stronger bond between the two of you. Explore this page to learn more about where they came, which health conditions are a risk to to the breed and how to keep them feeling their best.

Breed Details

Height:Male: min. 30"; Female: min. 27.5" Weight:175-190 lb Lifespan:9-11 years

Size
5

1=small 5=large

Grooming requirements
1

1 = little grooming - 5 = much grooming

Energy level
1

1 = low energy - 5 = high energy

Ease of training
3

1 = difficult - 5 = easy

Affection toward owners
4

1 = independent - 5 = very affectionate

Friendliness toward strangers
2

1 = shy - 5 = very friendly

Routine Care: Mastiffs tend to be lazy, therefor soft bedding is recommended to help prevent joint problems and calluses. Adequate exercise can be provided with daily walks, keeping in mind their sensitivity to warm temperatures.

Grooming: Mastiffs have low grooming needs. Brush their coat as needed, at least weekly.

Dental: Mastiffs generally have good teeth, and you can keep them perfect by brushing them at least twice a week!

Ear Care: Clean ears weekly, even as a puppy. Don’t worry—your veterinarian can show you how!


Mastiffs are watchful and loyal. Although they rarely bark, Mastiffs are very aware of surroundings and make an excellent guardian.

Positive Traits:

Affectionate, easygoing, and lovable

Large, strong, and athletic

Protective of owners; excellent guard dog

Adaptable to a wide variety of living conditions

Confident, steady, and fearless

Docile and devoted

Negative Traits:

Can be rambunctious and rowdy, especially as a puppy

Willful and stubborn if you don’t show strong leadership

Can be gassy and drool a lot

Makes a lot of snorting, snuffling, and wheezing noises, and may snore

Takes up a lot of room due to their massive size

Likes to dig

Whether you are considering adding a new Mastiff to your family or you already have one as a companion, it is important for you to know about the genetically linked diseases known to occur more often in this breed. Of course not every Mastiff will have these problems, but research shows your pal is more at risk than other breeds. 

By exploring the health concerns specific to the Mastiff you will become a knowledgeable and confident pet parent. Be sure to speak with your veterinarian about breed risks every time you visit and educate yourself on the most important signs to watch for at home. They are counting on you to be their health expert.

Some health issues a Mastiff could encounter:

Bloat

Bone and Joint Problems

Hip Dysplasia and Elbow Dysplasia

Knee Ligament Tear

Bone Pain

Neurological Disease

The English Mastiff is a very old breed; the first written records date back to 55 BC. The Mastiff is one of the heaviest of all the dog breeds. It is believed that the first Mastiff in America arrived on the Mayflower. Mastiffs are natural guardians of family and home, but they are rarely aggressive. They are described as Gentle Giants: calm and loving with children and other animals. The Mastiff bonds closely with family and needs close human companionship.

Consult with a veterinarian if your Mastiff shows signs of the following:

Dry heaving or a large, tight, painful abdomen

General reluctance to run or play

Pain or straining to urinate, bloody urine

Lameness with or without swelling

Blinking, redness, pain or itchiness around the eyes

Increased blinking, extra tears and squinting

Cloudiness to eye lens

Bumping into objects, startles easily

Coughing, exercise intolerance, rapid breathing at rest

Shortness of breath, cough, or fainting

Excessive licking or chewing, pawing at face and/or ears, head shaking, face rubbing

  • Care

    Routine Care: Mastiffs tend to be lazy, therefor soft bedding is recommended to help prevent joint problems and calluses. Adequate exercise can be provided with daily walks, keeping in mind their sensitivity to warm temperatures.

    Grooming: Mastiffs have low grooming needs. Brush their coat as needed, at least weekly.

    Dental: Mastiffs generally have good teeth, and you can keep them perfect by brushing them at least twice a week!

    Ear Care: Clean ears weekly, even as a puppy. Don’t worry—your veterinarian can show you how!


  • Characteristics

    Mastiffs are watchful and loyal. Although they rarely bark, Mastiffs are very aware of surroundings and make an excellent guardian.

    Positive Traits:

    Affectionate, easygoing, and lovable

    Large, strong, and athletic

    Protective of owners; excellent guard dog

    Adaptable to a wide variety of living conditions

    Confident, steady, and fearless

    Docile and devoted

    Negative Traits:

    Can be rambunctious and rowdy, especially as a puppy

    Willful and stubborn if you don’t show strong leadership

    Can be gassy and drool a lot

    Makes a lot of snorting, snuffling, and wheezing noises, and may snore

    Takes up a lot of room due to their massive size

    Likes to dig

  • Health Concerns

    Whether you are considering adding a new Mastiff to your family or you already have one as a companion, it is important for you to know about the genetically linked diseases known to occur more often in this breed. Of course not every Mastiff will have these problems, but research shows your pal is more at risk than other breeds. 

    By exploring the health concerns specific to the Mastiff you will become a knowledgeable and confident pet parent. Be sure to speak with your veterinarian about breed risks every time you visit and educate yourself on the most important signs to watch for at home. They are counting on you to be their health expert.

    Some health issues a Mastiff could encounter:

    Bloat

    Bone and Joint Problems

    Hip Dysplasia and Elbow Dysplasia

    Knee Ligament Tear

    Bone Pain

    Neurological Disease

  • History

    The English Mastiff is a very old breed; the first written records date back to 55 BC. The Mastiff is one of the heaviest of all the dog breeds. It is believed that the first Mastiff in America arrived on the Mayflower. Mastiffs are natural guardians of family and home, but they are rarely aggressive. They are described as Gentle Giants: calm and loving with children and other animals. The Mastiff bonds closely with family and needs close human companionship.

  • Watch Out For

    Consult with a veterinarian if your Mastiff shows signs of the following:

    Dry heaving or a large, tight, painful abdomen

    General reluctance to run or play

    Pain or straining to urinate, bloody urine

    Lameness with or without swelling

    Blinking, redness, pain or itchiness around the eyes

    Increased blinking, extra tears and squinting

    Cloudiness to eye lens

    Bumping into objects, startles easily

    Coughing, exercise intolerance, rapid breathing at rest

    Shortness of breath, cough, or fainting

    Excessive licking or chewing, pawing at face and/or ears, head shaking, face rubbing

Mastiff Discussions

Share your thoughts and experiences, ask questions, or just show your love for the Mastiff breed here!

Select Another Breed

To view the sources for the information listed on this page, see our Dog Breed Guide Reference page.

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