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Many countries have increased the legal retirement age due to economic constraints and ageing populations.1 One important obstacle to raising retirement age is premature ageing caused by difficult and arduous working conditions.2 3 Nevertheless, even for some countries with retirement ages that may vary according to working conditions, it is particularly challenging to define an optimal retirement age that consistently and fairly determines which workers may be granted earlier retirement due to difficult working conditions.
France started by defining exposures in terms of their consequences, that is, the presence of a specific recognised occupational disease or injury.4 In 2014, the government introduced a new rule requiring employers to evaluate the extent of workers’ exposures to multiple working conditions. The workers could retire earlier depending on the …
Contributors Both authors participated to write the letter and approved it.
Funding This research received no specific grant from any funding agency in the public, commercial or not-for-profit sectors.
Competing interests None declared.
Provenance and peer review Not commissioned; internally peer reviewed.