Sarah Toler, DNP, CNM

A photo of Sarah Toler, DNP, CNM
Science Writer at Clue

Dr. Sarah Toler is the Science Content Lead at Clue. She holds a Doctorate in Nursing Practice and is a Certified Nurse Midwife. She is an abortion advocate.

A towel with a blood stain.

Period sex 101

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

Pregnancy, Birth & Postpartum

What to expect after birth as a surrogate

Birthing as a surrogate comes with unique feelings, challenges, and health concerns. You may find it comforting that despite its...

Illustrations of a pregnancy test and Clue app with a "period late" notification

Am I having a miscarriage?

When a miscarriage occurs very early in pregnancy, it can be difficult to tell the difference between a miscarriage and...

Pregnancy, Birth & Postpartum

Sex, fertility, and contraception after birth

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

Non-Hormonal Birth Control

How effective is Clue Birth Control?

Clue Birth Control is a digital fertility awareness-based method (FABM) of contraception that is hormone free. Clue Birth Control is...

Pregnancy, Birth & Postpartum

Everything you need to know about Clue Postpartum

Feel empowered throughout your postpartum journey and help your healthcare provider see what you need.

A screenshot of the Clue app cycle analysis screen
How to Use Clue

What to know about Clue’s Cycle Analysis feature

Clue’s enhanced Analysis makes it easy to stay on top of your menstrual health. Get a personalized overview of your...

Non-Hormonal Birth Control

Condoms: common questions and misconceptions

Are condoms effective? Are they always necessary? What is the correct way to put one on? Even if you’re not...

Trying to Conceive

Egg freezing 101

There are many different reasons why someone would consider undergoing egg freezing. Unlike embryo freezing (embryo cryopreservation), egg freezing doesn’t...


What is actually considered an abortion?

While different governments might have specific legal definitions for abortion, miscarriage, and ectopic pregnancy, it’s important to understand that these...

Trying to Conceive

What sex ed got wrong about conception

Sex education has been a part of school curriculums in the United States and other parts of the world for...

A group of people hold a sign that says: "Legal abortions"

Abortion is healthcare

Access to safe, timely abortions is essential to the health of anyone who can become pregnant. Restrictive laws don’t stop...


My wanted pregnancies ended in abortion

I share my personal story because the reversal of Roe v. Wade ruling impacts abortion as healthcare in many different...

About Clue

How Clue is beating stress at work

Clue supports over 12 million people with their menstrual health — including Clue employees. To keep Clue employees healthy and...

Trying to Conceive

Introducing: Clue Conceive

When your reproductive plans change, it’s common to feel unsure of where or how to start. That’s why we’ve created...

Birth Control

What is contraceptive access?

Access to birth control should be convenient, affordable, and personalized. Because this isn’t the case for everyone, it’s important to...

An illustration of a woman swimming through a large pool with an IUD, condom, and the withdrawal method.
Non-Hormonal Birth Control

Here are all of your non-hormonal birth control options

There are a range of non-hormonal options that vary in cost, effectiveness, and duration.

An animation of an IUD-umbrella blocking rainfall.
Birth Control

How do IUDs prevent pregnancy?

What the latest research says about how the hormonal IUD and the copper IUD work.

Menstrual Cycle

Cycle tracking puts you in charge

Clue’s Chief Medical Officer, Lynae Brayboy, shares six ways tracking with Clue can really help you–and others.


What to do if you need an abortion

Depending on the state or country in which you live, it might be important to take precautions when searching for...

An arm wearing a ticking watch with blood drops.

What’s “normal”?: menstrual cycle length and variation

The menstrual cycle is more than just your period—it’s the rhythmic changes of the your reproductive system.

A roll of toilet paper, which is rolling and a couple of squares of toilet paper are being torn off.
Diet & Exercise

Digestion and your cycle: the truth about period poop

Is period poop a thing? Learn all about food, digestion and the menstrual cycle.

Illustration of a heart in tons of orange

What to expect after a miscarriage

Miscarriage is a common pregnancy outcome, but that doesn’t make it any easier to experience. This article will help you...

Two men with a pack of birth control pills
Hormonal Birth Control

Why isn’t there a hormonal birth control for cis men?

Men are more willing than ever to take hormonal contraception. Here’s what the latest research says about innovations in male...

The ring, the pill, the IUD, the implant, the patch, and the shot
Hormonal Birth Control

Here are all of your hormonal birth control options

We looked into the research to find out about the side effects, risks, and benefits of the implant, the intrauterine...

Non-Hormonal Birth Control

Is Clue Birth Control the right contraception for me?

First things first, Clue Birth Control isn't a pill or an implant. It's a software application for contraception that uses...

Illustration of Clue app over a red background
How to Use Clue

How to keep Clue’s predictions accurate

You can exclude an atypical cycle from Clue’s calculations so that your predictions aren’t affected and remain accurate.

uterus illustration

What is a period? Menstruation 101

Why do we get periods, anyway?

A birth control pack
Hormones & Your Cycle

What you should know about hormones

Hormones are the messengers of the body, telling it how to breathe and grow.

Non-Hormonal Birth Control

Why are some days “high risk” in Clue Birth Control?

Clue Birth Control calculates your pregnancy risk for each day of your cycle based on your period start dates. On...

ilustration of three uteriblue and red

What causes a miscarriage?

Understanding why and how frequently miscarriage occurs can help people process the experience.  

Birth Control

When is emergency contraception most effective?

There is a lot of confusion around the use and effectiveness of emergency contraception.

illustrated group of sperms crossing
Non-Hormonal Birth Control

What's up with pulling out?

The pull out method has some significant downsides. So, what is withdrawal and how effective is it? Let’s look at...

Non-Hormonal Birth Control

What do banner messages in Clue Birth Control mode mean?

Clue Birth Control is a digital contraceptive that works by calculating which days of the cycle are high risk or...

Non-Hormonal Birth Control

How does Clue Birth Control work?

Clue Birth Control works by predicting which days in your cycle are high and low risk for pregnancy  Clue Birth...

How to Use Clue

How to get birth control reminders in Clue

Get reminders to take or swap your birth control

Talk bubble with a medical cross
Non-Hormonal Birth Control

Talking to your healthcare provider about Clue Birth Control

Clue Birth Control doesn’t require a prescription or visit to a clinic but when starting any new method of birth...

Animated GIF of flamingos, birds know for having bissexual habits

Bisexuality 101

Understand a little more the "B" of LGBTQIA

Photo of 3 different women
Hormonal Birth Control

How different types of hormonal birth control affect your mental health

Some say hormonal birth control negatively affected their mood, making them feel depressed, anxious, or irritable. You may also hear...

Science textbook book with items floating out of it, dna, microscope, gears, magnifying glass
About Clue

“Alternative” approaches to health: How we think about health information at Clue

We sometimes get emails asking why we collaborate with naturopaths for our online content. It's a fair question.

An image of a pregnant person with their hands on their belly

What it's like to be pregnant as a transmasculine person

Masculine people have been pregnant and birthing as long as there have been people. In reality, my relationship with my...

An image of a woman who is about to try to get pregnant
Hormonal Birth Control

When to stop taking hormonal birth control if you want to get pregnant

Here’s how long it takes to conceive, depending on what kind of birth control you were using.

Pumpkin seeds and almonds on top of granola, in a glass of milk.
Two bottles of soy milk
Diet & Exercise

Does eating soy affect your hormones?

What the research says about the effects of eating soy on cardiovascular health, breast cancer, sperm quality, testosterone, and more....