Seven questions, two minutes

Biological Age Calculator

Your birth certificate says one number; your cells may be keeping another. This quiz compares your lifestyle pattern — movement, strength, sleep, diet and stress — against the habits that large ageing studies link to slower or faster cellular ageing.

years

Your chronological age in years.

days/wk

Days per week with 30+ minutes of brisk walking, cycling, swimming or similar.

days/wk

Days per week of resistance training — weights, bands or bodyweight.

hours

Typical hours of sleep per night.

servings

Servings per day — a fist-sized portion counts as one.

drinks/wk

Standard drinks per week — one glass of wine or one beer is one.

Smoking history
Typical stress load