Preparedness for healthy ageing and polysubstance use in long-term cannabis users: a population-representative longitudinal study.

ABSTRACT:

Background

Cannabis is often characterised as a young person's drug. However, people who began consuming cannabis in the 1970s and 1980s are no longer young and some have consumed it for many years. This study tested the preregistered hypothesis that long-term cannabis users show accelerated biological ageing in midlife and poorer health preparedness, financial preparedness, and social preparedness for old age.

Methods

In this longitudinal study, participants comprised a population-representative cohort of 1037 individuals born in Dunedin, New Zealand, between April, 1972, and March, 1973, and followed to age 45 years. Cannabis, tobacco, and alcohol use and dependence were assessed at ages 18 years, 21 years, 26 years, 32 years, 38 years, and 45 years. Biological ageing and

SUBMITTER: Meier MH 

PROVIDER: S-EPMC9552770 | biostudies-literature | 2022 Oct

REPOSITORIES: biostudies-literature