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Mobile phones and PDAs have evolved significantly over time. Early mobile phones were large and heavy, but now feature touchscreens, cameras, internet access and more. PDAs were introduced in 1992 and many now function as smartphones. The mobile industry has had major economic impacts in India and globally, though access remains uneven within India. Health concerns have been raised about electromagnetic radiation, but research results have been mixed.

Author

Shievangi Sharma

Language

EN