Heat Warning Issued for York Region

York Region Public Health is advising residents to take extra precautions to stay safe in the heat. High temperatures, high humidity, lack of shade and minimal air movement can cause heat-related illnesses, ranging from minor heat rashes and muscle cramps to hot weather emergencies like heat stroke and heat exhaustion.

Warning signs of heat-related illness include dizziness, headache, nausea or vomiting, weakness and confusion. If you experience any of these symptoms, seek immediate medical attention.

Everyone is at risk, especially older adults, infants, and young children among others.

Everyone is at risk from extreme heat, especially older adults, infants and young children, people who work or exercise outdoors and those with certain medical conditions.

Remember to check on friends, family and neighbours who may be at risk. Make sure you also are taking precautions to stay safe from COVID-19.

Find ways to stay cool

• Stay indoors in cool, well-ventilated areas
• Wear loose-fitting, light-coloured clothing made of breathable fabric
• If you do not have air conditioning in your home, go to places that do, including shopping malls, local libraries, public pools and community centres
• When using fans, keep a window or door open to bring in cooler air from outside
• Never leave people or pets inside a parked vehicle or in direct sunlight

Drink extra fluids

• Increase your fluid intake regardless of your activity level
• Drink plenty of water before feeling thirsty

Reduce physical activity, especially in the full sun

• Reschedule or plan outdoor activities during cooler parts of the day
• Reduce sun exposure between 11 a.m. and 4 p.m. and when the UV Index is reported to reach three (moderate) or higher
• If you must be outdoors in the heat, rest frequently to allow your body temperature to cool down 
• Avoid sun exposure by wearing a wide-brimmed, breathable hat or use an umbrella
• Wear sunscreen with SPF of 30 or higher 

For more information on extreme heat and how to stay cool, please visit york.ca/extremeheat, follow York Region on Twitter and Facebook, or contact York Region Health Connection at 1-800-361-5653 or TTY 1-866-512-6228.