Oscar beats the summer heat of the United Arab Emirates by working out in a gym, hitting the treadmill twice or three times a week. Nothing unusual in that -- except that Oscar is a dog. As the Gulf's increasingly fierce temperatures becomes dangerous to health amid fears over the pace of climate change, those who can afford not to work outside in the blazing sun stay inside in air-conditioning. And for owners of pampered pets able to splash the cash, an air-conditioned gym for dogs has become an attractive option. IMAGES AND SOUNDBITES