Compare a human's body's changes during exercise to the changes that occur in a dog's body when it is exposed to a hot environment

Which of these pieces of safety equipment should be worn when operating a chainsaw

Is tea good for you? if so what type of tea is good for you? and how much should i drink before it is a threat to my health?

What is a possible consequence of abusing intravenous drug such as heroin? a-hiv transmission b-alcohol poisoning c-improving appetite d-lung cancer