6 Reasons Your Period Could Be Late Besides Being Pregnant

Whether you get your period every 28 days like clockwork or have a flow that prefers to come and go as it pleases, having a period go MIA often feels like cause for alarm. Your mind runs wild with thoughts of pregnancy tests and ultrasounds and watching your baby graduate college - an imaginary life that you’ve created and nurtured and helped grow all because that little bit of blood you were hoping to find this morning didn’t make it’s appearance. Whether pregnancy right now is your goal or you’re holding off temporarily or forever, a fetus in utero is certainly not the only cause of a period gone rogue. We often get asked the following questions frequntly regarding this:

Why is my period late?
How late can my period be?
Why haven't I started my period?

Here are our 6 reasons, besides being pregnant, that your period could be late that will hopefully answer those questions above.

1. Can stress delay your period?

If you’ve been running yourself ragged at work or dealing with other stressors, especially traumatic ones, your period could be late. This is called hypothalamic amenorrhea. “The hypothalamus is the center of the brain and controls reproduction. It produces a hormone that signals the production of other hormones needed for ovulation,” according to Shady Grove Fertility. So, if you’ve been stressed about something - big or small - do your best to find some time for relaxation. If you’ve experienced a traumatic situation, you should call your doctor and seek a professional opinion.

2. Can being sick delay your period?

The amazing things your body does are all intertwined on some level. When one system isn’t working as well as it should, the others are affected, too. It’s like a game of survival - which bodily process is the most important right now? If you have a common cold, the flu, a sickness bug or some other type of illness, your menstrual cycle is likely the first to be shut down in order to get the rest of your body back up to speed. Therefore being sick can delay or cause your period to be late.

3. Weight fluctuations

Say hello to your hypothalamus again (the center in the brain that controls reproductive hormones, like estrogen). When you experience extreme fluctuations in your weight, the amount of estrogen released can impact whether you get your period or not. If you lose a lot of weight quickly, your body won’t produce enough estrogen. Too much weight gain and your body will have too much estrogen. Either way, this could be a reason your period is late.

4. Change in your schedule

Minor changes in your schedule aren’t going to have an impact on your menstrual cycle but intense ones, like switching to the night shift or having jet lag from traveling across the world (you jetsetter, you!), can. The good news is that it’s temporary. Once your body acclimates to your new schedule, your periods should resume as normal. If they don’t, it’s worth calling your doctor about.

5. Hormonal imbalance

Hormones, of course, play a large role in your menstrual cycle. They determine the heaviness, the length, and even whether your period comes at all. If your hormones are out of whack, you may not menstruate. One cause could be PCOS. Another could be endometriosis. If you suspect this is the case, call your doctor. They’ll be able to put you on a path to help regulate symptoms.

6. Your birth control 

Yes, even if you don’t skip the sugar pills, your birth control could be editing your menstrual cycle. Whether you have an IUD, get Depo shots, or are on the pill, the hormonal changes caused by birth control can sometimes eliminate or lessen your period. While this can sometimes be a welcome side effect, it’s good to know that it’s actually the cause of a late or nonexistent period. If you think you’re pregnant, it’s always a good idea to take a test. Otherwise, talk to your doctor about your late period - they can provide valuable insight and ease your mind. If you are looking for sustainable, stress free period then check out our range of period products.

 

145 comments

Hi so my I took oral contraceptives on the 7and my regular period was supposed to be on the 23 here I am there is no period is almost the end of the month ,please what do you think it is

Grace December 02, 2020

Hi Nelly! If you are feeling concerned about pregnancy we recommend an at home pregnancy test. As we are not medical professionals we cannot offer diagnosis on pregnancy. Wishing you all the best! <3
-Team Lunette

Lunette Menstrual Mentor November 10, 2020

My last period date was 4 September 2020 eversince I havent went for my periods I had cramps and false period which lasted hours on 30th september and I can see discharge on my penty liner could I be pregnant ?

Nelly November 10, 2020

So I recently had sex for the first time. I was protected, we used a condom and my partner pulled out before he ejaculated. So there was no sperm inside of me he also does not pre-cum. My period is 2 days late. I am currently sick with a cold, I am under a lot of stress, and I am currently in the middle of a sports season and all of those can delay a period. Should I be worried I am pregnant even tho there was no sperm inside of me?

Grace September 24, 2020

I had sex twice this month and he cum inside me I drank postinor2 but am suppose to see my period on the 22nd of august but I haven’t seen pls wat is the course

Rita September 23, 2020

Hi Alice! A cold can delay your period. Unfortunately as we are not medical professionals we cannot offer diagnosis and it is best to consult a healthcare professional if you are feeling concerned about cycle changes. :)
-Team Lunette

Lunette Menstrual Mentor August 05, 2020

Hi Zedy! Any of the factors mentioned in the above post could be causing a delayed period. If you are feeling concerned about the delay or cycle changes it is best to consult a healthcare professional. :)
-Team Lunette

Lunette Menstrual Mentor August 05, 2020

I had mmr varicella and tdap vaccine last June 16 and supposedly I’ll be getting my period June 17 but got delayed till June 24 till June 29. Was expecting my July period to be on 24th but it never came till now, I had taken pregnancy test last July 31st but it came out negative, does the vaccine had an effect on my period? Wanna know what to do next? Thanks

Zedy August 05, 2020

Hi, I was sick the second week of July, the week beginning July 6th with a cold but no fever. I was supposed to get my period July 26 and it is August 2 now and still no period. Im always on a 26-28 day cycle and now its been 42 days since my last period. Did the cold delay my period?

Alice August 05, 2020

Hi Anon! We’re so sorry to hear you have been ill! Being sick. and being stressed can absolutely delay your period, like we mention in this post. If you are concerned about the delay and the effects of COVID-19 on your menstrual cycle we recommend contacting a physician. As we are not medical professionals we unfortunately cannot assist further.
-Team Lunette

Lunette Menstrual Mentor July 31, 2020

Hi! I was supposed to start on the 18th and it’s now the 27th and I still haven’t started. I’ve already taken two tests and at the time I took them it was 5 days past my start date. I lost my job last month and have been stressed and I also had COVID-19 last month as well. I’m freaking out and am thinking I’m pregnant because I’m just not starting. Could this be due to stress? I have no one to talk to about this and could really use some advice on it. Thank you!

Anon July 31, 2020

Hi, Keara! Being sick with fever can absolutely delay your period as mentioned in the post. If you’re concerned about the delay it is best to contact a doctor. :)
-Team Lunette

Lunette Menstrual Mentor July 10, 2020

Hi, I had sex on June 19th which was protected and I’m pretty sure it didn’t break and he didn’t bust in me. The day that my period was supposed to start on the 27th of June I had a fever, chills, lower back pain, and all around didn’t feel good. It’s June30th And I haven’t had my period yet . Idk what to do?

Keara July 10, 2020

Hi Yara! If you’re concerned about pregnancy we recommend taking an at home pregnancy test. :)
-Team Lunette

Lunette Menstrual Mentor May 01, 2020

Hi Flex! We have mentioned possible causes for delayed period in this post. If you’re concerned about pregnancy we recommend taking an at-home pregnancy test.
Wishing you al the best!
-Team Lunette

Lunette Menstrual Mentor May 01, 2020

I have just been perusing blogs and freaking out! I took two morning after pills in the same week at the end of March got my period extra early in April. I planned to get an IUD put in place with my doctor to make better decisions and made sure to only have protected sex by both spermicide and Condoms. However time for my second period and its 3 days late. I keep having this feeling like I have to pee my breasts are tender and I’m constipated and I have nausea. I’m stressed with finals and a business and work and my diet has been less thank great. I did my best to stay safe and all my pregnancy tests have come back negative. I am wondering if this could be the work of Plan B messing up my hormones. I feel horrible and could absolutely not take being pregnant right now. Good luck to everyone else I will update with my outcome as seeing others outcomes have always helped me. Please for the love of god find a consistent birth control method that works for you! Save yourself the stress.

Aria May 01, 2020

hi! ive had my period last march 4 and it was really heavy, nothing like i experienced. i even leaked blood on a public place and i was totally embarrassed. after my period was off, on march 11 my boyfriend and i did a few stuff, but we didn’t have sex. he only placed the tip on the outer part of my v-gin- and he didn’t cum inside. is it possible to be pregnant from that? i haven’t had my period since.

Yara May 01, 2020

Hi Naima! If you’re concerned about pregnancy we recommend taking an at home pregnancy test. :)
-Team Lunette

Lunette Menstrual Mentor April 21, 2020

Hi Renee! Because everybody and every BODY is different, and because we are not medical professionals, we cannot offer medical diagnosis or advice. We recommend consulting a doctor for your concerns so that they can help offer you relief for the pain that you’ve been experiencing. <3
-Team Lunette

Lunette Menstrual Cup April 29, 2020

Hello last month my period was one day late I usually get my period on time I have low iron and under weight but I do take iron pills and I just started a CNA job put alot of stress on my body I had all my period symptoms and I’m three days late I might my period I just don’t because usually my period symptoms go away and which they have then my period starts which hasn’t happened yet.

Zainab Alkhazaali May 01, 2020

Hi, I had sex with my girlfriend first week of march and she took a tablet of postinor 2. she saw her monthly flow on the 19th of march but she is experiencing a delay in the month of April. What could be the cause

Flex May 01, 2020

Hey guys. The last time I had sex was December 29th, and it was protected. I’ve had 3 normal periods since, but now my period is 2 days late. I don’t know if it’s stress or not, but is there any way I could be pregnant even though I got my periods?

Naima April 17, 2020

Hi, I have been having extremely painful periods for the last few months but they seem to be getting worse as time goes on. Aside from extremely uncomfortable period cramps, I also have been experiencing leg pain as well as very sore feet making it uncomfortable to walk, but also unpleasant to sit or lay down as well. My last period was very painful, forcing me to stay home for a day. I am not sure if these are normal period side effects since I have not heard of this to be very common although I have been suspecting endometriosis? I am also a little stressed since my period is usually quite regular, but is now 7 days late and I haven’t had sex. I’m wondering if it could be associated with my painful periods in any way or also from changes in my normal daily life from COVID 19? I would be very grateful for any advice or explanations. Thank you so much.

Renee April 17, 2020

Hi Jessica! Morning after pills have an immense amount of hormones and these can cause changes to your cycle for months to come. If you’re concerned about pregnancy we recommend taking an at-home pregnancy test. :) For the food poisoning symptoms we recommend contacting a doctor, as we are not medical professionals we unfortunately can’t offer diagnosis or treatment. Wishing you all the best!
-Team Lunette

Lunette Menstrual Mentor April 14, 2020

Hi Luna! If you’re concerned about pregnancy we recommend taking an at-home pregnancy test.
-Team Lunette

Lunette Menstrual Mentor April 14, 2020

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