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Did you know That digestion begins as soon as you start to chew the food in your mouth ? That your liver is like a chemical laboratory ? In adults ...

Did you know that a rope can kill ? That people are more likely t die from suffocation in fires than from burns ? In this volume of "How my body w...

Did you know that good posture is the beat way of preventing tension headaches ? You will finf out how important exerise is to being fit and health...

Did you know that a person with a back injury should never be moved ? That a serious rib fracture could result in a punctured lung ?

Did you know that boy's bodies begin to change about two years after girls ? We look at how our bodies change when we reach adolescence and why we ...

Did you know that accidents are the biggest risks to health for children? That the health care we take for granted in the west is not available in ...

Did you know that we can be affected by the smoke from other people's cigarettes? That people who take stimulant drugs may die after taking just on...

Did you know that nearly 75 per cent of your body is made up of water ? That one of the main health hazards in the west is caused by over-eating ce...

Your final volume includes : An easy-to-use index list of featured sports list of title in the collection how my body works wordsearch .

Did you know Not so long ago, before inoculations , it was quite common for children to suffer badly , and even die , if they caught an infectious ...

Did you know that in days gone by there were no hlidays? That taking a break can actually help us work better ? We find out how important leisure t...

Did you know that some people have lived for 120 years ? That we spend about a third of our lives asleep ? In this issue how my body works you wil...

Did you know that an adult needs about 9000 liters of air to breathe every day ? That smoking causes more harm to your lungs and breathing than any...

Did you know that you sleepwalk with your eyes open and may follow your usual daytime routine ? You will find out what has made you the way you are...

Did you know that food is broken up by saliva as well as by chewing ? That food can cause severe stomach upsets if you are allergic to it ?

Did you know that further accidents may be caused by people looking at an earlier accident ? We find out how we should act if we are at the scene ...

Did you know that suffocation can occur even when there is lots of air to breathe ? That mouth to mouth resuscitation may have to go on for up to 2...

Did you know that swimming is an aerobic exercise , which conditions the lungs and muscles ? You will find out why smimming is the perfect sport fo...

Did you know that the biosphere is the zone on earth where all living brings are at home ? That all living beings depend on each other to survive? ...

Did you know that the first operations were performed in caves by prehistoric men ? That some modern medicines still contain extracts of herbs and ...

Did you know that your body has a number of different defence system to protect itself from dangerous viruses and bacteria ? This volume tells you ...