PORTSMOUTH, R.I. \u2014 Here's what you should know when the temperatures rise this weekend, bringing extreme heat to Portsmouth.\n\nNormally, when you get hot, your body cools itself by sweating. But when its very hot and humid, sweating just isn't enough, according to the Rhode Island Department of Health. In such cases, a person's body temperature rises rapidly. Very high body temperatures may damage the brain or other vital organs and even cause death. Signs of overheating include:\n\n \tHeat Cramps\n \tHeat Exhaustion\n \tHeat Stroke\u00a0- altered mental state, not sweating, nausea\n\nWhat You Should Do\n\n \tStay out of the direct sun. Seek shaded or air conditioned areas such as libraries or malls;\n \tDrink plenty of fluids (avoid alcohol and caffeine);\n \tIn buildings without air conditioning, open windows use fans, and keep shades or curtains drawn the during the day;\n \tSchedule outdoor events early in the morning when it's cooler and the air quality is better;\n \tPace yourself when you exercise;\n \tTake cool showers or baths;\n \tWear light-colored, light-weight clothing. Use hats with brims and sunscreen (SPF 30 or more) for more protection;\n \tCheck on friends, family, and neighbors;\n \tNever leave a child, a disabled or elderly person, or a pet in an unattended car. A closed vehicle can heat up to dangerous levels in as little as ten minutes;\n \tCheck the\u00a0Rhode Island Emergency Management Agency\u00a0for updates of cooling center locations;\n \tSeek medical attention immediately for anyone showing signs of heat stroke.\n\nAt-Risk Populations\n\n \tBabies and young children;\n \tThe elderly\n \tPeople with chronic conditions;\n \tPeople who are obese;\n \tAthletes;\n \tOutdoor workers;\n \tPeople of low socio-economic status;\n \tPeople living on the coast or in flood zones.\n\nYou can also visit a cooling center. In Portsmouth, the cooling center is the Portsmouth Multi Purpose Senior Center, 110 Bristol Ferry Road, which is open Monday to Friday, 9 a.m. to 4 p.m.