⚠️ Not veterinary advice. This guide is for education on minor issues only. If you are unsure, or your animal is in pain, call your veterinarian. In an emergency, call immediately.
Laminitis (founder) warning signs in horses and donkeys
Should I call the vet?
Typical signs: Reluctant to walk, rocked-back stance, heat in hooves, bounding digital pulses, often after rich grass or grain.
Call your vet now if you see
- Any suspected laminitis is an emergency
- Lying down and won't rise
- Sole bulging
What you can do
- Call vet now.
- Move to deep soft bedding/sand; restrict movement.
- Remove grain and lush grass; offer soaked hay.
- Don't force walking; ice-boot feet only if vet advises.
When to call the vet
Immediately.
Normal adult vital signs (at rest)
Horse
| Vital | Normal | Concerning |
|---|---|---|
| Temperature | 99.0–101.5 °F | Over 102 °F or under 98 °F |
| Heart rate | 28–44 /min | Over 60 at rest |
| Respiration | 10–24 /min | Over 30 or labored |
| Gums / CRT | Moist pink, refill < 2 s | Pale, white, dark red, purple, tacky |
| Gut sounds | Gurgles both sides | Silent |
| Hydration | Skin pinch back in 1–2 s | Tents > 2–3 s |
Donkey
| Vital | Normal | Concerning |
|---|---|---|
| Temperature | 98.0–100.5 °F (37–38 °C) | Over 101.5 °F |
| Heart rate | 36–68 /min | Over 70 at rest |
| Respiration | 12–28 /min | Over 30 or labored |
| Gums / CRT | Moist pink, refill < 2 s | Pale, dark, tacky |
| Gut sounds | Present both sides | Silent |
| Behavior | Alert, eating | Dull or not eating = urgent (hyperlipemia risk) |
Young animals differ. Learn each animal's healthy baseline and record it.
More from Should I Call the Vet?
All 51 topics · Horse records · Donkey records · Parasites & toxic plants by state
Other horse topics
- Minor cuts & scrapes
- Hoof abscess
- Mild colic warning signs
- Thrush
- Rain rot / rain scald
- Eye irritation
- Choke (esophageal obstruction)
- Mild cough / nasal discharge
- Scratches / mud fever
- Lameness / limping
- Puncture wound / nail in the foot
- Nosebleed
- Fever (high temperature)
- Diarrhea (adult horse)
- Not eating (off feed)
- Not drinking / dehydration
- Tying-up (muscle cramping)
- Leg swelling / stocking up
- Hives (raised bumps)
- Weight loss / poor condition
- Dental problems / quidding
- Foaling problems (dystocia)
- Retained placenta (after foaling)
- Newborn foal problems
- Stumbling / neurological signs
- Snake bite
- Toxic plant eaten
- Cast horse (stuck lying down)
- Lost shoe / hoof crack
- Tail rubbing
- Vaccine reaction
- Lice / mange / skin irritation
- Heat stress
Keep every record in one place
Herd Papers keeps vaccines, Coggins, vet and farrier visits, weight and body condition for each animal, and reminds you before things come due.
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