A new report on the worldwide wearable device market by Allied Market Research indicates that its value could grow to US$31 billion in the next 6 years. This is likely to be driven by the increasing uptake of its products in the healthcare and educational sectors. Apple had the greatest share of the smartwatch-specific market in 2017
https://www.notebookcheck.net/The-global-wearables-market-could-attain-up-to-US-22-billion-by-2025.396876.0.html