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The Daily Insight

Do twins get their first periods at the same time?

Author

Christopher Snyder

Updated on March 11, 2026

For girl multiples, you can support them by reassuring your girls that periods starting at different times is perfectly normal. Some multiples have started their period three years before their twin/triplet.

Do all girls start their period at the same time?

Nope — when it comes to periods, different is normal. First of all, it may take a while for your body to get things going smoothly and regularly. For the first few months or even years of having a period, they may not always last the same number of days or come the same number of days apart.

Do siblings get their period at the same age?

Your menarche is influenced by a few things, but it's largely due to genetics (that explains why you might get your first period around the same age as your mom or sister...) However, environmental factors and even your weight can play a role, says Whelihan.

How long does it take for your second period to come after your first?

The average menstrual cycle is about 28 days. This means that about 28 days pass between the first day of your period and the first day of your next period. Not everyone has this textbook cycle, though. You may find that your periods typically occur every 21 to 35 days.

Why do girls start periods at the same time?

Period syncing is also known as “menstrual synchrony” and “the McClintock effect.” It's based on the theory that when you come in physical contact with another person who menstruates, your pheromones influence each other so that eventually, your monthly cycles line up.

Sydney Gets Her First Period | Sydney to the Max | Disney Channel

When will I get my first period exact date?

Every girl is different. There is no right time for your first period to come, although most girls get it between the ages of 10 to 16. Your periods will start when your body is ready, usually two years after you start developing breasts. If you haven't started your periods by 16, talk to a trusted adult or doctor.

Can guys smell when a girl is on her period?

Previous studies have shown that a woman's body odor is strongest during menstruation and that men who are particularly sensitive to smells can even detect this change in her scent.

How do I know when my second period is coming?

Now that you know how to calculate your average cycle length, you can figure out when your next period is due. To do this, start on the first day of your last period and count out the number of days in your average cycle. That's the projected start date of your next period.

What does your 1st period look like?

For some, the first period is light, with a small amount of blood. It may begin gradually, starting with some spotting or brown discharge before becoming red. For others, periods begin suddenly, with bright red blood appearing straight away. In either case, this is normal.

Can I stop my daughter's period?

Menstrual suppression is a treatment that uses medication to reduce or stop menstrual periods. Under the care of a doctor, this is a safe option for all girls, teens and young women once they have already had at least one menstrual period.

Can a 4 year old get a period?

In the United States, a child may get their first period when they're about 12. However, anytime between 10 and 15 is within the average range. It's not entirely unusual for a first period to happen as young as 8 or as old as 16.

Who was the oldest person to get their period?

The median age at natural menopause was 50.9 yr. The oldest menstruating women were 57 yr old.

Is 10 years old too early for period?

When Do Most Girls Get Their Period? Most girls get their first period when they're around 12. But getting it any time between age 10 and 15 is OK. Every girl's body has its own schedule.

How much do you have to weigh to get your first period?

Most girls get their first period between the age of 9 and 16, and puberty normally begins around the age of 8 to 14. Most girls will not start menstruation until they weigh at least 100 pounds. Puberty hormones lead to girls developing breast, hips, pubic hair, and growing in height.

What would cause a girl to start her period at eight years old?

In most cases, there is no obvious or abnormal reason for why the body has started producing these hormones early, although body weight, heredity, ethnicity and activity can be important factors, according to Dr. Kreckman. However, if a child develops breast buds before age 8 or periods before age 9, Dr.

How long does a first period last for a 11 year old?

How long does it last? The first few periods will likely be light — with only a few spots of blood occurring. Most periods last from three to five days, but anywhere from two to seven days is normal.

What is first period called?

Menarche is defined as the first menstrual period in a female adolescent. Menarche typically occurs between the ages of 10 and 16, with the average age of onset being 12.4 years.

Do girls grow after period?

Girls may grow between two and three inches per year until menstruation occurs, which marks the end of this rapid height growth. 2. Breasts start to develop. This can be a slow process, beginning with small breast buds and darkened areolas, and advancing, eventually, to larger breast growth and protruding nipples.

Does your first period hurt?

Girls commonly experience pain and tightness in their lower abdomen and back around the start of their period. These cramps are usually mild and can be managed with over-the-counter pain relievers, but you should talk to your daughter's doctor if her cramps are severe.

How do you explain a period to a 9 year old?

You can say, “Most women have a period every month, meaning they bleed from their vagina a little. It's how the body gets ready for a baby one day, and the tampon catches the blood so it doesn't go into the underwear.” Kids should know what's going to happen to their bodies before reaching puberty.

What helps a girl on her period?

Most girls use pads when they first get their period. Pads are made of cotton and come in lots of different sizes and shapes. They have sticky strips that attach to the underwear. Many girls find tampons more convenient than pads, especially when playing sports or swimming.

Do you pee more before your period?

"If you tend to feel bloated or retain water due to hormonal changes (elevated progesterone levels) before your period, you may notice this resolving by peeing more on your period," Dr. Roskin explained. By the way, your period can influence other toilet habits as well.

Why do guys smell their fingers after touching themselves?

Instead, he theorizes that men sniff their ball-sweat-smelling fingers to feel more alive. “I doubt that sensing our own odors or pheromones is related to hygiene,” he tells me. “Perhaps it's an example of self-referential behavior analogous to looking at oneself in a mirror.

How close am I to my first period?

It's hard to tell when your first period will arrive. It usually happens about two years after the first signs of puberty (usually breast development), and about a year after you begin growing pubic hair. You will also notice white or yellowish vaginal discharge in the few months leading up to your period.

How do I know if my daughter is getting her first period?

Typically, a girl gets her period about 2 years after her breasts start to develop. Another sign is vaginal discharge fluid (sort of like mucus) that a girl might see or feel on her underwear. This discharge usually begins about 6 months to a year before a girl gets her first period.