's 
 areChange the verb form
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  increasingly deteriorating by fatness throughout the world, even condition is pretty alarming among the world's most affluent western countries.There are a number of 
reasonFix the agreement mistake
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  causing 
  and each 
 needs to be dealt 
inChange preposition
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  a particular way.
It is likely that one of the most prominent 
causeChange to a plural noun
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  giving rise to 
  is the major change in our lifestyle due to remarkable advancement and 
 in technology, which has 
considerableCorrect article usage
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  impact on our daily life and 
.
TheseChange the determiner
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  advancement comes at a cast with 
theCorrect article usage
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  adverse impact on our 
 due to lack of physical activity and laziness in 
officeCorrect article usage
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  and home.At 
Correct article usage
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 most of the 
 suffering from 
 illness spend many hours sitting in front of the computer without any physical activity.Not only 
 even at home most of us spend time watching TV and taking rest 
atChange preposition
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  theirCorrect pronoun usage
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  bedroom.Even 
 nowadays give preference to playing 
computerAdd an article
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  gameFix the agreement mistake
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  or chatting on 
internetAdd an article
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  with their friends rather than playing 
Correct your spelling
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out doorCorrect your spelling
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  sports.
 to 
 the quality of foods which we 
consumesChange the verb form
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  every day made the matters worse.These foods , which are easily available ,
 contains ingredients that are high in calorie ,
 and fat , while at the same time lack necessary vitamin , mineral and 
 and these factors are taking a toll on our 
.
 , these significant changes 
hasChange the verb form
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  begun showing up adverse effect on our 
.
 from many 
countryChange to a plural noun
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  are suffering from obesity , fatness and fatness related diseases 
 as heart disease , 
Correct your spelling
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cancelCorrect your spelling
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  and sugar.
 it is 
 that we should fight collectively hand in hand against 
 huge 
 before it poses a threat to our 
 system.
In my opinion, teachers, 
parentFix the agreement mistake
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  and 
govermentCorrect article usage
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  as a whole should take 
 issue as a matter of urgency and take 
necessaryAdd an article
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  stepFix the agreement mistake
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  to 
Correct your spelling
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over comeCorrect your spelling
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  at every 
stagesChange to a singular noun
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 .
 parents are expected to keep an eye on 
 's eating 
habitFix the agreement mistake
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  and make sure they take healthy food while reducing the 
 of luring junk food.Government can contribute by 
 a ban on unhealthy items 
 prepared 
keepingChange the verb form
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  in mind 
to Change preposition
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 .
To conclude, 
 many countries are 
now a daysCorrect the word
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  falling prey to unhealthy diet 
but Remove the conjunction
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 we can fight and defeat 
 menace with strong 
will powerCorrect your spelling
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  and 
takingChange preposition
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  some preventive actions as described above.