Marcella Israel, MD, OB/GYN

It’s common to worry about whether you can swim on your period, Clue has all your questions answered.

Serena Williams has openly shared her struggles with debilitating menstrual migraines. Similarly, runner Dina Asher-Smith could not complete a race...

Vaginal dryness is common but treatable, and can happen at any age.

Your body may give you a few clues as to when your period is going to start.

If you’re not sure how long to wait to have sex after birth, when to start birth control, or what...

You can expect around five tablespoons of blood during menstruation, but every person differs. What is normal for you may...

Understanding fertility in perimenopause and how birth control can help you manage symptoms

Light vaginal bleeding or spotting in early pregnancy is a common occurrence and usually not a cause for concern....

Fibroids are abnormal growths of muscle tissue that form in or on the walls of the uterus.

The color of your vaginal discharge will change throughout your menstrual cycle and depending on your reproductive life stage

Vaginal discharge changes throughout your menstrual cycle—from dry days to stretchy, egg-white fluid around ovulation. Understanding these patterns helps you...

The significance of period blood color is commonly misunderstood.

Pelvic exams and Pap smears are essential for reproductive health—here’s how they differ.

Most home pregnancy tests give an accurate result once your period is a few days late, or about two weeks...

There is nothing “dirty” or dangerous about menstrual blood. 

There are several science-backed ways to reduce sudden period cramps. Most effective treatments are easy, low-risk, and inexpensive options...

Hormonal birth control uses hormones to affect your body’s normal cycle. Different types of hormonal birth control have different impacts...

Does birth control affect sex drive? Explore the research and find tips for improving libido.

Learn how conception works, from fertilization and implantation to the earliest stages of pregnancy.

If you are 35 or older, it’s likely that what you’ve read on the internet or heard from friends might...

Estrogen plays a crucial role in regulating your menstrual cycle. Find out about everything you need to know about...

Find out about progesterone's role in your cycle, ovulation, & during pregnancy. Learn about levels, low progesterone, and the...

Missing a birth control pill can be stressful, especially if you’ve had unprotected sex. However, knowing what to do next,...

Is it possible to get pregnant from precum? This article breaks down the facts, risks, and what you need to...

Choosing the type of birth control that’s right for you can be overwhelming. Don’t worry—we’re here to help.

You may have noticed changes to your skin—particularly the skin of your face—starting around puberty. Your skin responds to many...

The best way to work around PMS is to figure out your unique patterns.

A guide to endometriosis, its symptoms, and treatments

Period bloating is a common symptom of PMS

People with PCOS are about 3 times more likely to experience depression and anxiety

Track your periods, body temperature, cervical fluid, and ovulation tests.

We spoke to Anne Marieke Doornweerd, a PhD candidate at Utrecht University, to learn more about emotions and the brain.

Late periods can be caused by a variety of factors, including pregnancy, stress, lifestyle changes, and underlying health conditions. If...

Trans inclusion does not exclude women. We are here to explain why.

“Productivity” is pretty ambiguous and hard to study. Despite this, many researchers are trying to find out how the menstrual...

What are the baby blues? Postpartum mood disorders 101

Understanding what is normal and what might indicate a hormonal disorder may also put you at ease no matter what...