Machines can now diagnose congenital cataracts, a rare eye condition, with a similar success rate to trained doctors. But doctors won't be put out of a job just yet – people tend to be more forgiving of humans than machines, and have plenty of trust issues to work through.

As our lives become more automated, the consumer robotics industry is only set to grow. But something is holding the market back – people find it difficult to trust these machines, especially in their homes and offices. Why do they make us uneasy, and what will convince people to trust robots?

The global cost of mental healthcare is set to exceed $6 trillion by 2030, and as dementia, depression and anxiety afflict a greater number of people, it’s unlikely that existing treatment options will be able to meet demand. Can tech, drugs or video games provide a viable alternative?

Would you be happy speaking to a robot about your health? Diagnosis on-demand is now available, courtesy of Amazon’s Alexa and digital health firm, HealthTap. It marks the next phase of development for healthcare – so long as people are willing to get comfortable with AI.