A Beginner’s Guide to Periods

September 19, 2025

Whether you’re a total newbie to the period world or just want to be a better ally, welcome — you’re in the right place. This guide is all about making periods less confusing, less awkward and a whole lot less stigmatized.

What Is a Period, Anyway?

A period (aka menstruation) is when the body sheds the uterine lining. It usually happens about once a month, lasting 3–7 days and is a totally normal part of the phases of your period. Cycles can range from 21–35 days, and every person’s flow, timing and symptoms can look a little bit different.

Quick Science Breakdown:

• Menstruation : The uterus sheds its lining (this is the bleeding part!).
• Follicular Phase : The body preps an egg.
• Ovulation : The egg is released.
• Luteal Phase : Hormones rise and fall.

Period Terminology 101

Here’s a quick glossary to help you understand the lingo:

• Cycle: The full month‑long hormonal pattern, usually 21–35 days.
• Flow: How much blood comes out. It can be light, medium or heavy.
• PMS: Premenstrual Syndrome — mood swings, cramps and bloating before a period.
• Spotting: A little bleeding between periods. Totally normal!
• Pads/Tampons/Cups/Period Underwear: Different period products to catch the blood.

Myths & Misconceptions (Busted!)

• MYTH: You can’t swim on your period.

  TRUTH: You totally can — just wear a tampon, cup or period swimsuit.

• MYTH: Tampons can get lost inside you.

  TRUTH: Nope, your cervix keeps them from going anywhere.

• MYTH: Talking about periods is “gross.”

  TRUTH: Periods are normal, healthy and nothing to be ashamed of!

Period Products: The Options

There’s no one‑size‑fits‑all solution when it comes to period care. Here’s a quick rundown of the different types of products out there:

• Pads : External, easy to use and great for beginners.
• Tampons : Internal, discreet and come in different absorbencies.
• Menstrual Cups/Discs: Reusable, eco‑friendly and can last up to 12 hours.
• Period Underwear: Absorbent, comfy and a solid backup option.

When to See a Doctor

Some things aren’t “just part of having a period.” Seek medical advice if:

• Your period is so painful that you can’t function.
• You bleed for more than 7 days or need to change a pad/tampon every hour.
• You frequently miss school/work because of your period.

Supporting Someone on Their Period

Even if you don’t menstruate, you can be a great ally by:

• Advocating for policy changes that promote access to period products.
• Keeping extra pads or tampons on hand.
• Offering to grab snacks, heating pads or pain relief.
• Avoiding jokes or dismissing their symptoms — validation goes a long way.

At Aunt Flow, we’re here to make periods a little more manageable with accessible, sustainable products for everyone who menstruates. 🧡

Sami Sharfin

Sami is the Brand and Communications Manager at Aunt Flow.