Extended reality (XR) technologies are still mostly related to gaming, entertainment, and social media, but their applications are evolving quickly as more consumers and businesses test out immersive experiences.

In 2021, expect to see a convergence of content and commerce, led by the likes of Peloton, Lululemon, Nike and Apple. Amazon and Google are also getting into the act as well with Halo and Fitbit, and emerging services offerings.

Business Insider Intelligence research analyst Daniel Keyes and eMarketer principal analyst at Insider Intelligence Andrew Lipsman discuss how Amazon tripled its revenues during an economic recession. They then talk about how Pinterest posted such strong Q3 growth, Walmart converting some stores into ecommerce labs, and Under Armour selling its smartphone app MyFitnessPal.

eMarketer research analyst Daniel Keyes, principal analyst Andrew Lipsman and senior forecasting analyst at Insider Intelligence Cindy Liu discuss the emergent category of "luxury fitness" created by Nike, Peloton, lululemon and Apple. They then talk about Walmart's Prime competitor, Prime Day in the Fall and Amazon's Dash Cart.

As coronavirus cases continue to rise in parts of the country, consumers are remaining wary of returning to gyms or visiting their physicians in person, with many turning to apps.

This year, 23.8 million US millennials will have used a wearable device at least once per month. That's roughly a third of the millennial population, according to our estimates.

In the latest episode of "Behind the Numbers," analyst Victoria Petrock explains why voice-activated technology is poised to change the healthcare industry. How do consumers feel about the technology? And how is the industry currently putting it to use?