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A woman exercising.

Updated on Dec. 4, 2025

4 minute read

Exercising While Trying to Conceive

Emily Oster, PhD

A person smoking outside.

Updated on Dec. 2, 2025

8 minute read

Is Your Substance Use Affecting Your Sperm?

Emily Oster, PhD

A couple having a pillow fight in bed.

Updated on Dec. 1, 2025

3 minute read

What’s the Data Behind Waiting a Year to Check Fertility?

Emily Oster, PhD

A person holding small male and female cut-outs in front of her stomach.

Updated on Dec. 1, 2025

3 minute read

Can I Choose the Sex of My Baby?

Breonna Slocum, MD

An hourglass filled with blue sand sits on a pink pedestal on a blue table. Most of the sand has fallen to the bottom chamber of the hourglass.

Updated on Dec. 1, 2025

3 minute read

How Long Should I Wait Before Having Another Kid?

Emily Oster, PhD

lady breastfeeding a child

Updated on Nov. 26, 2025

2 minute read

Does Breastfeeding Reduce My Chances of Conceiving?

Emily Oster, PhD

A parent and a kid sitting and discussing

Updated on Nov. 21, 2025

9 minute read

How to Talk to Your Kids (and Everyone Else) About Using a Donor

Marea Goodman, LM, CPM

Sperm illustration.

Updated on Nov. 14, 2025

2 minute read

How Likely Is CMV Transmission From Donor Sperm?

Emily Oster, PhD

A person looking at a pregnancy test.

Updated on Nov. 14, 2025

2 minute read

How Common Are Recurring Miscarriages?

Emily Oster, PhD

Two vials of liquid in a lab

Updated on Nov. 14, 2025

3 minute read

Should I Get a Genetic Carrier Screening Prior to TTC?

Emily Oster, PhD

A couple enjoying themselves in a hot tub.

Updated on Nov. 11, 2025

2 minute read

How Bad Is It to Use a Hot Tub While Trying to Conceive?

Emily Oster, PhD

Pink and blue latex baloons.

Updated on Nov. 7, 2025

4 minute read

What the Data Says About Predicting Baby’s Biological Sex

Emily Oster, PhD

Updated on Oct. 31, 2025

4 minute read

What’s the Data Behind Post-Egg Retrieval Guidelines?

Meggie Smith, MD

A couple holding hands in a doctor's office.

Updated on Oct. 31, 2025

3 minute read

Is There an Advantage to Waiting In Between Embryo Transfers?

Meggie Smith, MD

A fancy pink decorated egg illustrates the concept of "high-quality eggs" for fertility.

Updated on Oct. 31, 2025

3 minute read

Is It Possible to Improve My Egg Quality?

Breonna Slocum, MD

Sperms coming out of an IUI syringe in a pink background

Updated on Oct. 24, 2025

8 minute read

All About At-Home Insemination

Marea Goodman, LM, CPM