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How Running to Lose Weight Works
Running to lose weight is a great idea. Visit HowStuffWorks to learn all about running to lose weight.
How VO2 Max Works
health.howstuffworks.com/wellness/diet-fitness/exercise/vo2-max.htm
VO2 max is something that every triathlete should know. Visit HowStuffWorks to learn all about VO2 max.
How Triage Works
health.howstuffworks.com/medicine/triage.htm
Triage is a system in the ER that gives treatment priorities to the sickest patients. Learn more about how triage works.
How Prenatal Testing Works
health.howstuffworks.com/pregnancy-and-parenting/pregnancy/issues/prenatal-testing.htm
During a pregnancy, different kinds of prenatal testing are an important part of the process. See how prenatal testing protects both the mother and child.
How does childhood obesity work?
health.howstuffworks.com/pregnancy-and-parenting/childhood-conditions/childhood-obesity.htm
Childhood obesity is more common than you think -- about 30% of young people, ages 6-19, are overweight or obese. Learn more about childhood obesity.
How Fasting Works
health.howstuffworks.com/human-body/systems/digestive/fasting.htm
Fasting is choosing not to eat for religious, political or health reasons. Read about the effects of fasting and whether or not fasting is safe.
What's more likely -- death by an auto accident or death by french fries?
health.howstuffworks.com/diseases-conditions/death-dying/death-by-auto-accident-or-french-fry.htm
Which is more likely -- death by auto accident or death by french fry? Compare the statistics of death by auto accident and death by french fry and find out.
How Ambulances Work
health.howstuffworks.com/medicine/ambulances.htm
How are ambulances dispatched and why do they cost so much? HowStuffWorks takes a close look at the world of ambulances.
How Your Immune System Works
health.howstuffworks.com/human-body/systems/immune/immune-system.htm
Inside your body there is a mechanism designed to defend you from millions of bacteria, microbes, viruses, toxins and parasites that want to invade your body. Find out how the human immune system works.
How Does the Body Make Electricity — and How Does It Use It?
health.howstuffworks.com/human-body/systems/nervous-system/human-body-make-electricity.htm
How does the human body make electricity? Learn about the human body and its ability to make electricity and find out why electrical signals are so fast.