Are Ice Cubes Dangerous For Dogs?

Jacqui-S

Moderator
Location
Fife, Scotland
So, maybe our heatwave is over......but.....
I wonder how many people saw this recent post that was shared fairly widely on Facebook this week (apparently from a vet)?

"Announcement:
I'm with animal clients this morning. A visiting dog to the neighbours of my last client died overnight.
PLEASE do NOT give your dogs ice cubes or other frozen items in the heat to cool them down! Ice cubes do not cool dogs down! I post this warning more than once every summer.
Giving ice cubes to dogs in the heat has the opposite effect of cooling. The canine anterior hypothalamus is triggered to warm up the body because it recognises something icy cold has been absorbed, and subsequently the bodily temperature rises to compensate for this. In extreme heat a dogs' temperature needs to be reduced gradually.
Sadly the above is the case in the dog mentioned above, just 7 years old.
Give dogs tepid water only. Tepid water soaked towels rubbed into the dogs fur close to the skin to wick away heat from the body will keep them cool, especially under forelegs (armpits) and pads. NOT ICE CUBES "


If you saw this, you might have got worried about whether you should or should not be giving your dogs ice cubes or even frozen Kongs in the recent hot weather. I know it made me take a second look, as we have been keeping our frozen Kong supply topped up and giving them at least once a day!

Poking around a little, @Beanwood came up with a helpful article which discussed the management of Heatstroke in Dogs.
Indeed, it would seem that in normal, fit and healthy dogs, that ice cubes are pretty safe. As are frozen Kongs.

There may be some issues of hot dogs drinking excessive amounts of water due to the hot weather, the concern that it may precipitate BLOAT, however, most dogs are more likely to vomit the water up rather than carry on to bloat, and it makes no difference whether the water is tepid or containing ice cubes.

The interesting article on heatstroke is maybe a bit technical, and can be hard reading. I must admit that as difficult as it is to hear the heart-wrenching stories of dogs trapped and dying in hot cars, I find that reading what is happening at a tissue and cellular level is almost more distressing.
It explains nicely however the issue of the hypothalamus and how it resets the body's thermoregulatory centre to make the new higher body temperature "normal". So when you try to reduce the temperature with external cold, the body thinks it is too cold, and kicks in mechanisms to increase body temperature further. Not good.

We all know the risks of dogs overheating, and I think are careful to protect our furry friends in hot weather.
If however you are in a situation where heatstroke may be an issue, it is useful to remember the following points.
  • Heatstroke is a a life-threatening emergency, and the commonest cause is a dog being left in the car in the heat.
  • Dogs that are cooled before arriving at their vets are more likely to survive.
  • Spray the dog with cool (not cold) water and drive to the vet with the air conditioner on or with the windows open to generate a breeze.
  • Consider using a wet towel on the dogs underbelly and armpit areas to encourage heat conduction.
  • Don't use cold water or ice as this can cause narrowing of the small skin blood vessels, diverting hot blood to the vital organs. This can increase body temperature and reduce the opportunity of subsequent heat loss from the body surface.
  • Cooling at your vets needs to be slow to avoid avoid harmful rebound hypothermia and shivering which can cause further damage.


Lastly, some tips to keep your dog cool
  1. Restrict exercise on hot days
  2. Never leave dogs in hot rooms or sun traps
  3. Avoid long car journeys
  4. Make sure they have access to a cool shaded place and cool drinking water
  5. Always take water on a walk
  6. In summer, walk your dog early in the morning or later in the evening
  7. Spray your dog with cool water
  8. Never leave your dog in a parked car

And don't forget to keep up the supply of frozen Kongs. :)
 
That's very useful to read and know. Really, it's just best to avoid putting our dogs in those situations that might lead to heat stroke, I guess.
I must admit that, this morning getting up to rain and a cooler strat to the day, it was good to be able to take Cassie for a proper walk :)
 

Beanwood

Administrator
That's very useful to read and know. Really, it's just best to avoid putting our dogs in those situations that might lead to heat stroke, I guess.
Absolutely! :) I also think it is useful to know just in case it is one of us, who are first responders to a dog suffering from heatstroke, in those critical few minutes we might be able to help.
 

Emily_Babbelhund

Mama Red HOT Pepper
Very useful to know, thank you for posting.

As someone who has done long car journeys in hot weather with dogs, here are some additional tips I've learned along the way:

  • If you have a sun roof, keep the shade closed. Having it open doesn't make much of a difference for front seat passengers, but but dogs in the rear seats having the shade down helps the air-conditioning cool the whole car more uniformly. Tinted windows really help as well.
  • Bear in mind that crate construction or placement in the car may mean that it is a lot hotter inside the crate than how you are feeling as the driver. Get extra fans/air moving into the crate or place it nearer the front and AC vents if possible.
  • For solo travelers (like me) who don't have a partner to keep the dogs cool during refueling stops, tank up your car strategically - choose early morning/late evening, pick a petrol station with sun shades and a low volume of customers (no queues so your paying time will be quicker) or pay at the pump option. Also freeze out the car as much as possible with the AC just before stopping to refuel and then leave the windows closed while fueling and paying. I found this keeps the car cooler anyway plus is much more secure for the dogs than leaving windows open.
  • Make a guess at how much fresh water you'll need for the day and then double it. Keep it somewhere in the car where it will be the coolest. Offer water before and after a wee-stop and give your dog plenty of time to drink at his leisure. I like to open up all the doors to the car and give my dog a good long break to really drink and pause and drink again.
  • Plan to drive the hottest times of the day (as long as you have good AC!) with a short walk in the cool of the morning and a big long walk in the cool of the evening. This worked a charm on my last road trip.
  • For mid-day wee stops, remember to check the pavement with your hand to make sure it's not too hot for your dog to walk on.
  • Don't count on dog-friendly lunch options along the way - be prepared just to drive on through until it's cooler. Though frankly I wouldn't recommend my recent reliance on Coke and crisps. Yuck. Next time I'll pack smarter for me with some healthier stuff! ;)
 
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