Study: NCT05576740

Intervention type: DEVICE
Intervention: Daily activity
Description: by accelerometer (GENEActiv) during a full menstrual cylcle: Wrist-worn device measuring accelerations as a measure of daily activity, in cpm, counts per minute.

Intervention type: PROCEDURE
Intervention: Biochemical parameters determination
Description: Determination of concentration of iron (μg/dL), ferritin (ng/mL), and transferrin (mg/dL), during the early follicular phase, late follicular phase, and mid-luteal phase.

Intervention type: PROCEDURE
Intervention: Biochemical parameters determination
Description: Determination of concentration of iron (μg/dL), ferritin (ng/mL), and transferrin (mg/dL), during the early follicular phase, late follicular phase, and mid-luteal phase.

Intervention type: PROCEDURE
Intervention: Biochemical parameters determination
Description: Determination of concentration of iron (μg/dL), ferritin (ng/mL), and transferrin (mg/dL), during the early follicular phase, late follicular phase, and mid-luteal phase.

Intervention type: PROCEDURE
Intervention: Blood count determination
Description: Determination of concentration of hemoglobin (g/dL), red blood cells (10\^6/μL), hematocrit (%), white blood cells (10\^3/μl), platelets (10\^3/μl), during the early follicular phase, late follicular phase, and mid-luteal phase.

Intervention type: PROCEDURE
Intervention: Blood count determination
Description: Determination of concentration of hemoglobin (g/dL), red blood cells (10\^6/μL), hematocrit (%), white blood cells (10\^3/μl), platelets (10\^3/μl), during the early follicular phase, late follicular phase, and mid-luteal phase.

Intervention type: PROCEDURE
Intervention: Blood count determination
Description: Determination of concentration of hemoglobin (g/dL), red blood cells (10\^6/μL), hematocrit (%), white blood cells (10\^3/μl), platelets (10\^3/μl), during the early follicular phase, late follicular phase, and mid-luteal phase.

Intervention type: PROCEDURE
Intervention: Body composition parameters determination
Description: Determination of weight (kg), total body water (L), proteins (kg), minerals (kg), body fat mass (kg), body mass index (BMI) (kg/m2), basal metabolic rate (kcal) by Bioelectrical Impedance Analysis, during the early follicular phase, late follicular phase, and mid-luteal phase.

Intervention type: PROCEDURE
Intervention: Body composition parameters determination
Description: Determination of weight (kg), total body water (L), proteins (kg), minerals (kg), body fat mass (kg), body mass index (BMI) (kg/m2), basal metabolic rate (kcal) by Bioelectrical Impedance Analysis, during the early follicular phase, late follicular phase, and mid-luteal phase.

Intervention type: PROCEDURE
Intervention: Body composition parameters determination
Description: Determination of weight (kg), total body water (L), proteins (kg), minerals (kg), body fat mass (kg), body mass index (BMI) (kg/m2), basal metabolic rate (kcal) by Bioelectrical Impedance Analysis, during the early follicular phase, late follicular phase, and mid-luteal phase.

Intervention type: PROCEDURE
Intervention: Vital signs
Description: Determination of blood pressure (mmHg) and heart rate (bpm) at baseline, one minute and three minutes after the Course Navette test

Intervention type: PROCEDURE
Intervention: Vital signs
Description: Determination of blood pressure (mmHg) and heart rate (bpm) at baseline, one minute and three minutes after the Course Navette test

Intervention type: PROCEDURE
Intervention: Vital signs
Description: Determination of blood pressure (mmHg) and heart rate (bpm) at baseline, one minute and three minutes after the Course Navette test

Intervention type: OTHER
Intervention: Checking for correct use of contraceptive methods
Description: Pre-test questions about possible forgetfulness or mishandling of the method

Intervention type: PROCEDURE
Intervention: Urinary LH determination
Description: Urine LH test strips are performed from day 8 of the cycle until positive.

Intervention type: PROCEDURE
Intervention: Urinary LH determination
Description: Urine LH test strips are performed from day 8 of the cycle until positive.