Occupational and environmental medicine

OBJECTIVE: To investigate the association between hairdresser exposures and hormone-related conditions. METHODS: Using data from 50 800 eligible Sister Study participants (enrolled 2003-2009, aged 35-74 years), we estimated ORs and 95% CIs…

OBJECTIVES: Despite biological and environmental plausibility, risk factors for infertility have not yet been studied among female firefighters. In this exploratory analysis, we investigated the burden of infertility among a subset of US fi…

OBJECTIVES: Flight attendants perform physically demanding work such as lifting baggage, pushing service carts and spending the workday on their feet. We examined if more frequent exposure to occupational physical demands could explain why …

OBJECTIVE: To elucidate the risk factors associated with resignation from work of Japanese women undergoing infertility treatment. METHODS: A total of 1727 female patients who attended a private fertility clinic in Japan participated in th…

ObjectivesTo explore whether work schedules and physically demanding work were associated with markers of ovarian reserve and response.MethodsThis analysis included women (n=473 and n=313 for ovarian reserve and ovarian response analysis, r…

OBJECTIVES: Animal evidence suggests that circadian disruption may be associated with ovarian cancer, though very little epidemiological work has been done to assess this potential association. We evaluated the association between self-repo…

BACKGROUND: Information on the reproductive effects of chemical exposures in dental work is sparse or inconsistent. AIM: To investigate whether dental workers exposed to acrylate compounds, mercury amalgam, solvents or disinfectants are at…

BACKGROUND: It has been shown that female workers exposed to ethylene glycol ethers (EGEs) in the semiconductor industry have higher risks of spontaneous abortion, subfertility, and menstrual disturbances, and prolonged waiting time to preg…

AIMS: To investigate time to pregnancy (TTP) in male lead workers in order to determine the dose-response relation between blood lead and decreased fecundity. METHODS: A total of 163 currently employed married male lead battery workers wer…

AIMS: The Danish National Birth Cohort (DNBC) was used to examine whether shift work is associated with reduced fecundity as estimated by time to pregnancy (TTP). METHODS: From 1 March 1998 to 1 May 2000, 39 913 pregnant women were enrolle…

OBJECTIVES: To assess whether paternal exposure to organic solvents is associated with decreased fertility. METHODS: A retrospective time to pregnancy study was conducted among men biologically monitored for organic solvents. The workers w…