PHILADELPHIA (CBS) — New research reveals that fast food chains are serving up kids’ meals that are dangerously high in salt.

The World Action On Salt & Health looked at chains like McDonalds, KFC and Subway in over 30 countries.

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They found eight of ten meals contained over one gram of salt, which is more than what children under the age of six should eat in one sitting.

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Eating too much salt has been linked to high blood pressure, heart disease, strokes and obesity in adults.

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To read the full report, click here.