Horses have efficient natural thermoregulatory systems to cool themselves, but sometimes they are overwhelmed and cannot compensate for the heat. Hyperthermia or heatstroke results when a horse is unable to control its internal temperature and it starts to rise.
Most Popular Stories
- California Chrome Arrives at Parx Racing
- No Dice for Massachusetts Racing, Breeding
- Is PA Derby Best Spot for 'Chrome'?
- Keeneland September Sees More Gains on Day 8
- Suffolk Downs Loses Casino Bid on 3-1 Vote
- Is California Chrome Vulnerable in PA Derby?
- California Chrome Draws Rail in PA Derby
- What's Going On Here: Solid at the Core
- Injury Forces Sea The Moon's Retirement
- 'Gold Hopes to Keep Churchill Record Intact