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. 2021 Jul 7;19:158. doi: 10.1186/s12916-021-02024-2

Fig. 4.

Fig. 4

Estimated life expectancy according to individual low-risk lifestyle factors (a smoking status, b alcohol use, c physical activity, d sleep, e body mass index). Low-risk lifestyle factors included never smoking status, never alcohol use, regular physical activity (≥ 2 h/week), sufficient sleep duration (≥ 6 h/day) and normal BMI (≥ 18.5 kg/m2)