The English Mastiff is one of the largest dog breeds in the world — known for its massive size, calm temperament, and loyalty. Despite their intimidating stature, these gentle giants are famously affectionate and surprisingly low-energy.
Whether you're considering adopting one or already share your home with a Mastiff, this guide will walk you through everything you need to know — from temperament and grooming to common health issues and when to speak to a vet.
📌 Quick Facts About the English Mastiff
🐕 Temperament and Behaviour
The English Mastiff is:
- Loyal: Deeply attached to their family
- Calm: Happy to lounge for hours
- Protective: Natural guard instincts without being aggressive
- Gentle with kids: Their size means young children should be supervised, but they’re generally patient
💡 They’re sensitive to tone and respond best to positive reinforcement.
🧽 Grooming and Care
- Coat care: Low maintenance — brush weekly to remove loose hair
- Drooling: Be prepared for it! Keep a towel handy
- Bathing: Every 6–8 weeks or when dirty
- Nail trimming: Monthly
- Ear cleaning: Weekly to avoid infections
🍖 Feeding an English Mastiff
- Diet: High-quality large-breed food with controlled calories to avoid fast growth in puppies (which can harm joints)
- Meal frequency: 2–3 meals per day — avoid free-feeding
- Watch for: Bloat (gastric torsion), which is common in deep-chested breeds
🏃♂️ Exercise Needs
Mastiffs are not overly energetic, but they still need daily movement:
- Short walks twice a day
- Mental stimulation like puzzle feeders
- Avoid strenuous activity while they’re still growing
⚠️ Too much exercise early on can damage growing joints.
🩺 Common Health Issues in English Mastiffs
1. Hip and Elbow Dysplasia
- Common in large breeds
- Can cause lameness and pain
- Regular vet checks and joint supplements may help
2. Bloat (Gastric Dilatation-Volvulus)
- Can be fatal if untreated
- Feed smaller meals and avoid exercise after eating
3. Heart Conditions (e.g. Dilated Cardiomyopathy)
- Signs include lethargy, coughing, and exercise intolerance
4. Obesity
- Mastiffs can gain weight easily
- Monitor food and provide gentle daily exercise
🧠 Are English Mastiffs Easy to Train?
- Yes, but they’re stubborn and need consistency
- Start socialisation and obedience training early
- Use treats and praise, not harsh corrections
👩⚕️ When to Book a Vet
Speak to a vet if your English Mastiff shows:
- Signs of lameness or joint stiffness
- Unexplained weight gain or bloating
- Lethargy or laboured breathing
- Sudden behaviour changes
💬 Final Thoughts
The English Mastiff is a wonderful companion for the right home — loyal, gentle, and impressive. But their large size comes with responsibility. With the right care, diet, and vet support, they can live long, happy lives by your side. To view the strongest dog breeds in the world click here!
🐾 Need Expert Support?
Got questions about your English Mastiff? Book a $49 online vet consultation with Dial A Vet — no stress, no waiting rooms, just fast, expert advice from licensed Australian vets.
🧠 FAQs
Q1: Are English Mastiffs good with kids?
Yes, they're gentle, but their size means they should always be supervised around young children.
Q2: How long do English Mastiffs live?
Typically 6–10 years, depending on genetics and care.
Q3: How much do they eat?
A lot! Expect 4–8 cups of food daily depending on size and age — guided by your vet.
Q4: Do English Mastiffs bark a lot?
No, they’re generally quiet but will alert you if they sense a threat.
Q5: Can English Mastiffs live in hot climates?
Yes, but they’re prone to overheating. Provide shade and water, and avoid exercise in the heat.
📚 Citations
- Australian National Kennel Council. (2023). Breed Standards: English Mastiff. Retrieved from https://ankc.org.au
- RSPCA Australia. (2022). Caring for Large Dogs. Retrieved from https://www.rspca.org.au
- MSD Veterinary Manual. (2023). Canine Hip Dysplasia & Bloat. Retrieved from https://www.msdvetmanual.com
