van Lamsweerde A

ORCID: 0009-0008-4549-6712 · 3 papers in corpus
observational 2025
Menstrual Cycle Length Changes Following Vaccination Against Influenza Alone or With COVID-19
JAMA network open ·doi:10.1001/jamanetworkopen.2025.7871

IMPORTANCE: Multiple studies have identified an association between COVID-19 vaccination and menstrual disturbances. Data on whether menstrual health is impacted by other vaccines are needed to counsel individuals about what to expect and t…

observational 2023
A multi-site study of the relationship between photoperiod and ovulation rate using Natural Cycles data
Scientific reports ·doi:10.1038/s41598-023-34940-z

Many species exhibit seasonal patterns of breeding. Although humans can shield themselves from many season-related stressors, they appear to exhibit seasonal patterns of investment in reproductive function nonetheless, with levels of sex st…

observational 2022
Association between menstrual cycle length and covid-19 vaccination: global, retrospective cohort study of prospectively collected data
BMJ medicine ·doi:10.1136/bmjmed-2022-000297

OBJECTIVES: To identify whether covid-19 vaccines are associated with menstrual changes in order to address concerns about menstrual cycle disruptions after covid-19 vaccination. DESIGN: Global, retrospective cohort study of prospectively …