When Will My Next Period Start Calculator?


Knowing your menstrual cycle helps you prepare and plan your schedule so you don’t run into some awkward moments. There are several menstrual period trackers and apps out there but most of them get you to look through some colored calendars to find out where your next period will start.

We decided to skip all of the details on those calculators to give you a simple straightforward calculator that tells you when your next menstrual period will start. This is the reason for creating the ‘When will my next period start calculator’.

How long does a typical menstrual cycle last?

The average menstrual cycle lasts typically for 28 days, but it can vary from 21 to 35 days depending on the individual. It’s important to track your menstrual cycle as this will help you know its length and consistency, which can help predict when the next period will occur.

Factors that Affect Menstrual Cycle

There are several factors that can affect your menstrual cycle and they are:

1. Hormonal Imbalances

The menstrual cycle is controlled mainly by hormones, the hormones are primarily estrogen and progesterone. Any form of hormonal imbalance, such as PCOS or thyroid disorders, can lead to irregularity in your periods.

2. Stress & Changes in Lifestyle

Stress and also lifestyle changes, such as excessive exercise or fluctuation in weight, can also affect the regularity of your menstrual cycle.

3. Age

A woman’s menstrual cycle can change with age. Normally, the menstrual cycle becomes irregular during puberty or menopause, it can also become shorter or longer during your reproductive years.

What is menstrual Cycle Tracking?

Menstrual cycle tracking is the process of monitoring your menstrual cycle’s length, regularity, and symptoms, such as cramps, bloating, or mood changes. You can keep track of your menstrual cycle through various methods, like the use of apps, calendars, or journals. This will help you note the time your menstruation will occur. So, how can you track your period manually? 

How to Track Your Period

You can keep track of your period by noting down the first day of your period.  To do this, you can get a journal or diary with a calendar. All you need to know is the length of your menstrual cycle. 

You can also keep track of your symptoms, such as mood swings, bloating, or cramps, to see if they coincide with your menstrual cycle.

Other Ways to track your Period

Predicting your menstrual cycle can help plan your daily activities and determine the best time to conceive. There are a few common signs and symptoms that can indicate when your next period is due. These may include abdominal cramps, mood swings, breast tenderness, and bloating. You can also use a basal body temperature (BBT) chart to track your menstrual cycle. This involves measuring your body temperature first thing in the morning, before getting out of bed, and recording it on a chart.

We know all these require stress and effort and that’s why we offer a simple and direct way, ‘the when will my next period start calculator’. 

How to Calculate Your Menstrual Cycle

Calculating the menstrual cycle is important for women who want to track their periods, plan for pregnancy, or monitor their reproductive health. The menstrual cycle is the regular natural change that occurs in the female reproductive system. It involves a series of hormonal changes that prepare the body for pregnancy. Understanding how the menstrual cycle is calculated can help women predict their periods and know when they are most fertile.

The menstrual cycle is counted from the first day of one period to the first day of the next period. A normal menstrual cycle lasts between 21 and 35 days, but it can vary from woman to woman. For the first few years after menstruation begins, long cycles are common. Once a woman reaches her 20s, her cycles become more consistent and regular. However, once the body begins transitioning to menopause, periods will change again and become more irregular.

Understanding the Menstrual Cycle

The menstrual cycle is a natural process that occurs in the female reproductive system. It involves a series of physiological changes that prepare the body for pregnancy. Understanding the menstrual cycle is important for women who want to track their fertility, plan for pregnancy, or manage their menstrual symptoms.

What is the Menstrual Cycle?

The menstrual cycle is a monthly series of changes that occur in a woman’s body to prepare for pregnancy. It is counted from the first day of one period to the first day of the next. The menstrual cycle is regulated by hormones, primarily estrogen, and progesterone, which are produced by the ovaries.

The menstrual cycle is divided into several phases, each of which is characterized by specific changes in the ovaries and uterus. The length of the menstrual cycle varies from woman to woman, but the average cycle is 28 days. However, cycles can range from 21 to 35 days, and still be considered normal.

The Phases of the Menstrual Cycle

The menstrual cycle is divided into four phases: the menstrual phase, the follicular phase, ovulation, and the luteal phase.

  • Menstrual phase: This is the first phase of the menstrual cycle and lasts for 3-7 days. During this phase, the uterus sheds its lining, resulting in menstrual bleeding.
  • Follicular phase: This phase begins on the first day of menstrual bleeding and lasts for about 14 days. During this phase, the pituitary gland produces follicle-stimulating hormone (FSH), which stimulates the ovaries to produce follicles. Each follicle contains an egg that will mature over the course of the phase.
  • Ovulation: This is the midpoint of the menstrual cycle and occurs when the mature follicle releases an egg. Ovulation typically occurs on day 14 of a 28-day cycle but can occur earlier or later depending on the length of the cycle.
  • Luteal phase: This phase begins after ovulation and lasts for about 14 days. During this phase, the empty follicle that released the egg (now called the corpus luteum) produces progesterone, which prepares the uterus for pregnancy. If the egg is not fertilized, the corpus luteum breaks down, progesterone levels drop, and the next menstrual cycle begins.

Overall, the menstrual cycle is a complex process that is regulated by hormones and involves a series of physiological changes in the female reproductive system. Understanding the menstrual cycle can help women track their fertility, plan for pregnancy, and manage their menstrual symptoms.

How to Use Our When Will My Next Period Start Calculator?

To use our menstrual period calculator, simply enter the date of your last period in the designated field, and proceed to choose the length of your cycle from the designated list. The calculator will then estimate the start date of your next period based on the length of your average menstrual cycle. Keep in mind that this is just an estimate and your actual period start date may vary slightly. It’s always a good idea to have supplies on hand just in case your period starts earlier than expected.

When using the ‘When Will My Next Period Start Calculator’, it’s important to choose the length of your average menstrual cycle. This is the number of days between the first day of your period and the first day of your next period. The average menstrual cycle is 28 days, but it can range from 21 to 35 days. If you’re not sure what your average cycle length is, try tracking your periods for a few months to get a better idea.

Our easy-to-use period calculator can help you predict when your next period will start based on the length of your average menstrual cycle.

Simply enter the first day of your last period and the length of your average cycle, and our calculator will give you an estimated start date for your next period. 

This can be helpful for planning events or activities around your menstrual cycle. Remember, though, that this is just an estimate and your actual period start date may vary slightly.

Knowing when your next period will start can help you plan ahead for any upcoming events or activities. Whether it’s a vacation, a wedding, or a sports competition, you can use our period calculator to estimate when your period will fall and plan accordingly. This can help you avoid any surprises and ensure that you’re prepared for whatever comes your way. So go ahead and use our calculator to take control of your menstrual cycle and plan your life with confidence.

Take Home

Keeping track of your menstrual cycle is an important part of maintaining good health and wellness. Not only can it help you plan ahead for events and activities, but it can also help you identify any irregularities or changes in your cycle that may indicate a health issue. By tracking your cycle, you can also better understand your body and its natural rhythms, which can help you make informed decisions about your health and well-being. So start using our period calculator today and take control of your menstrual cycle for better health and wellness.