Table 1.

Examples of intervention components delivered by the intelligent personal system.

Intervention component and type of interaction		Interaction content
Diet
	Skill	Ask Vitality [device-based skill] to give you a recipe—pick a simple meal and have a go cooking with Alexa
	Task	Plan your shopping list for the week and add foods to your list using Alexa
	Tip	Fruit and vegetables that are fresh, frozen, or tinned all count toward your 5-a-day
	Reminder	How much water have you had today?
Physical activity
	Skill	Use Alexa to find some fun games that can help you be active
	Task	Kids, do 10 star jumps every morning
	Tip	You should aim to be active daily—try going for a 30-min walk on most days this week
	Reminder	Have you been for a walk as a family this week?