Great White shark trophic PYRAMID: 1  Trophic Pyramid Information that is in video: An ecological pyramid (also trophic pyramid, energy pyramid, or sometimes food pyramid) is a graphical representation designed to show the biomass or biomass productivity at each trophic level in a given ecosystem.
For a vaginal yeast infection that recurs within 2 months of treatment, or four times in 1 year (recurrent vaginal yeast infection), see your doctor. Further testing or a different treatment may be needed. If you have been using a nonprescription medicine for your vaginal symptoms, be sure to tell your doctor.
What causes a yeast infection during pregnancy? A yeast infection can be caused by one or more of the following: Hormonal changes that come with pregnancy or before your period; Taking hormones or birth control pills; Taking antibiotics or steroids; High blood sugar, as in diabetes; Vaginal intercourse; Douching; Blood or semen; Why are yeast infections more common during pregnancy?