I’ve worn the new Oura ring 5 since launch – it warned me I was getting a cold (opens original article in a new tab)

The Oura Ring 5 is lighter and more discreet than previous models, with improved battery life and health tracking features that can warn users of potential illnesses.

• Oura Ring 5 is lighter and more discreet than previous models
• The ring can warn users of impending colds through biometric tracking
• Battery life of the new model lasts 6-9 days depending on size