Slap on the wrist: can new wearables help tackle problem drinking?

New technology is helping alcoholics and casual drinkers alike monitor and manage their consumption

How many units of alcohol do you drink each week? It's a question most people stumble over.

It's not easy to monitor alcohol intake. So often a doctor asks and the patient tries to quickly calculate the recommended weekly units, before settling on a slightly lower figure. It's an issue too for those who want to figure out whether they have reached drink-driving limits. But tech companies claim to have a solution to this problem.