How 'personalized sunlight' could revolutionize wellness... as new device boosts vitamin D without stepping outside

By | Created at 2026-08-28 01:07:06 | Updated at 2026-09-27 18:15:27 1 month ago

Stepping out into the sunlight can regulate sleep cycles, lower blood pressure and enhance mental health. But it is also provides us with 90 per cent of our vitamin D.