Browse Tag blood
The Immune System Explained I – Bacteria Infection

The Immune System Explained I – Bacteria Infection

Every second of your life, you are under attack. Billions of bacteria, viruses, and fungi are trying to make you their home. So our bodies have developed a super complex little army with guards, soldiers, intelligence, weapons factories, and communicators to protect you from…well…dying For this video, let’s assume the immune system has 12 different […]

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How to prepare for surgery

How to prepare for surgery

Thousands of Canadians undergo various surgical procedures every year, so how can you best prepare? Dr. Colin McCartney is an anesthesiologist at Sunnybrook, and says the first step is having a dialogue. Many patients see their anesthesiologist one to two weeks before their procedure to make sure they are fit for surgery. As well, any […]

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How Mosquitoes Use Six Needles to Suck Your Blood  |  Deep Look

How Mosquitoes Use Six Needles to Suck Your Blood | Deep Look

This is the deadliest animal in the world. Mosquitoes kill hundreds of thousands of people each year… the most vulnerable people: children, pregnant women… No other bite kills more humans… or makes more of us sick. So what makes a mosquito’s bite so effective? For starters, they’re motivated. Only females bite us. They need blood […]

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Is a Sinus Infection or Environmental Allergies Causing My Dog’s Nose Bleeds and Eye Irritation?

Is a Sinus Infection or Environmental Allergies Causing My Dog’s Nose Bleeds and Eye Irritation?

I’m Dr. Clayton Greenway with healthcareforpets.com and we’re answering questions this morning. Here’s one from Caledon country girl and it says, “my 14 year old labrador retriever Kali seems to have environmental allergies. When we go outside her eyes weep a bit, then she sneezes a few times, blood comes out of her nose sometimes, […]

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