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"The Premenstrual Syndrome" (1953), by Raymond Greene and Katharina Dalton
By: Bianca E. Zietal
| Published: Jun 23, 2017
In 1953, Raymond Greene and Katharina Dalton, who were doctors in the UK, published The Premenstrual Syndrome in the British Medical Journal. In…
LiteraturePremenstrual syndromeMigraineMenstruationMenstruation disorders
Paternal Sperm Telomere Elongation and Its Impact on Offspring Fitness
By: Joanna Yang, Zane Bartlett
| Published: Feb 07, 2017
Telomeres are structures at the ends of DNA strands that get longer in the DNA of sperm cells as males age. That phenomenon is different for most…
TelomereAgingSpermSpermatozoaTelomerase
Zhang Lizhu (1921- )
By: Lijing Jiang
| Published: Aug 16, 2011
Zhang Lizhu is a Chinese gynecologist and researcher. For most of her career, she worked in the Peking Medical College Third Hospital, renamed in…
PeopleReproductionBiographyFertilization
Gender-affirming Mastectomy
By: Riley McInnis
| Published: Nov 10, 2022
Gender-affirming mastectomy is a type of surgery that removes breast tissue, tightens the skin, and can adjust nipple placement to provide the…
TechnologyTransgender menTransgender youthTransgender ChildrenTransphobia
Menopause
By: Megha Pillai
| Published: Aug 26, 2024
Menopause is defined as the point in time exactly twelve months after a female has had her last menstrual period, or shedding of the lining of the…
MenopausePremenopausepostmenopauseEstrogen Replacement TherapyHormone Replacement Therapy, Post-Menopausal
“The Treatment of Early Syphilis with Penicillin: A Preliminary Report of 1418 Cases” (1944), by Joseph Earle Moore, J. F. Mahoney, Walter Schwartz, Thomas Sternberg, and W. Barry Wood
By: Srivatsan Swaminathan
| Published: Aug 13, 2024
In 1944, Joseph Earl Moore and colleagues published “The Treatment of Early Syphilis with Penicillin: A Preliminary Report of 1418 Cases,” hereafter…
SyphilisTreponema pallidumPenicillinsAntibiotics, PenicillinPenicillin
Anthony Comstock (1844–1915)
By: Malladi Lakshmeeramya
| Published: May 23, 2017
Anthony Comstock was a US postal inspector and politician who advocated for the suppression of obscenity and vice throughout the late nineteenth…
Obscenity (Law)Abortion--Law and legislation--United StatesAbortionBirth control clinicsContraception
First American Birth Control Clinic (The Brownsville Clinic), 1916
By: Rainey Horwitz
| Published: Oct 11, 2019
On 16 October 1916, Margaret Sanger opened one of the first birth control clinics in the United States in Brooklyn, New York, which some have called…
OrganizationBirth ControlUnwanted pregnancyAbortionMargaret Sanger Papers Project
Human Papillomavirus (HPV) Strains 6 and 11 and Strains 16 and 18
By: Sarah Walls
| Published: Apr 06, 2021
Human Papillomavirus, or HPV, is a viral pathogen that most commonly spreads through sexual contact.
PapillomavirusesHuman Papilloma VirusGenital WartsCondylomata AcuminataVenereal Warts
Non-Therapeutic Infant Circumcision
By: Matthew Tontonoz
| Published: Aug 12, 2025
Non-therapeutic infant circumcision is the surgical removal of healthy foreskin from a male infant, often shortly after birth, for the purpose of…
Circumcision, MaleMale circumcisionMasturbationForeskinForeskin removal