The aim of this study was (a) to show that different measures of spatial cognition are modulated by the menstrual cycle and (b) to analyze which steroid is responsible for these cognitive alterations. The authors collected blood samples in 3-day intervals over 6 weeks from 12 young women with a regular menstrual cycle to analyze concentrations of estradiol, progesterone, testosterone, luteinizi...

Polycystic ovary syndrome (PCOS) is the most common endocrine disorder in reproductive-aged women. This syndrome is a metabolic disorder causing a series of acute problems threatening health. Regarding the wide range of adolescent population on the state population pyramid as well as the high prevalence of this syndrome, the present study was conducted to investigate the menstrual period charac...

BACKGROUND Migraine is a common headache disorder that can vary menstrually in women and has been linked to an impairment of endogenous pain inhibitory systems. One of these endogenous pain inhibitory systems, namely conditioned pain modulation (CPM; formerly diffuse noxious inhibitory controls-like), has been shown to be affected by the menstrual cycle. The aim of this study was to examine CPM...

The phase of the menstrual cycle in women who had attempted suicide was determined by structured interview. 108 young women were investigated within 24 h of the attempt. Patients were grouped according to menstrual week and whether they used oral contraception (OC) (n = 73) or not (n = 35). In OC non-users suicide attempts were associated with low plasma oestradiol: they tended to happen during...

This study assesses one possible cause of inter-patient variation in fluorescence spectroscopy of the cervix: the menstrual cycle. Ten patients with no history of an abnormal Pap smear were seen daily throughout 30 consecutive days of their cycle. Fluorescence excitation-emission matrices were measured from three cervical sites on each patient. Principal component analysis was used to determine...

This study investigated the changes of prostate specific antigen (PSA) concentrations in serum and saliva of women during the menstrual cycle. Thirty healthy volunteers (age 23-35 yr) were enrolled in the study. During the menstrual cycle, serum and saliva PSA concentrations on days 9 (follicular phase) and 14 (mid-cycle) were significantly higher than on days 4 (early follicular phase) and 21 ...

BACKGROUND Menstrual disorders and their adverse symptoms can have a deleterious effect on both the private and working lives of women. Previous studies indicated that female nurses have elevated risk of menstrual disorders. Moreover, female nurses showed a higher incidence of ambulatory care visit for genitourinary diseases compared with other female medical personnel. However, little is known...