Page 80 - Are You Future Ready?

rate, body temperature, sleep quality and pattern.

There are many other wearable products, such as a
device attached to the head for detecting brain damage
or emotional changes; a monitor that can be swallowed
to closely inspect the alimentary canal to replace invasive

examinations such as gastroscopy, but these are not as
popular as the smart bracelet at the moment.

Future

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According to an estimate from Research And Markets, the
annual sales of the global wearable device market will be

over 200 million pieces (USD45 billion or about HK$350
billion) by 2021. As for the major customers, another
survey agency, Global Web Index pointed out that more
than 70% of young people aged 16-24 expressed their

desire for wearable technology.

Some people say that future wearable devices will be
implanted in the body, I have reservations about this.

However, a smart lens with a glucose-sensing function for
detecting changes in glucose levels without pricking a