Frequently Asked Questions

Answers on ḥayḍ, istihada, nifās, madhhab rulings, and how Noor translates your cycle into worship guidance.

What is istihādah?

Istihādah is irregular, prolonged, or non-menstrual bleeding that falls outside the recognized window of ḥayḍ (menses) or nifās (postpartum). In fiqh, a woman experiencing istihādah is still required to pray and fast, performing wuḍū for each prayer time. Noor passively monitors bleeding patterns beyond 10 days and surfaces calm, non-clinical guidance to help you understand your state.

Can I pray during spotting?

Spotting that occurs outside your normal ḥayḍ window — especially light brown or yellow discharge after the signs of purity — is generally not considered ḥayḍ across the four madhhabs. In that case prayer continues as normal, with wuḍū before each prayer. Spotting that begins your usual cycle is treated as ḥayḍ once flow is established. Noor helps you contextualize each entry against your typical pattern.

Is brown discharge considered ḥayḍ?

Brown or yellow discharge during your established menstrual window is generally counted as ḥayḍ. The same discharge after the signs of purity (the white discharge or complete dryness) is not ḥayḍ in the majority position, and prayer resumes. Noor distinguishes between in-window and post-purity entries so you receive the correct worship guidance.

How do I know my period has ended Islamically?

The signs of purity (ʿalāmāt al-ṭuhr) are either the qaṣṣah bayḍāʾ (the white discharge) or complete dryness. Once one of these signs appears within the recognized maximum of ḥayḍ, the cycle is considered complete and ghusl becomes obligatory before resuming prayer. Noor's purity assessment walks you through these signs without prescribing a verdict.

Do I need ghusl after my period ends?

Yes. Once the signs of purity appear, ghusl al-ḥayḍ is obligatory before resuming prayer, fasting, recitation of Qurʾān (in the majority view), and intimacy. Noor surfaces a clear ghusl reminder during the purity transition window so you don't have to guess when worship resumes.

Can I fast while bleeding during Ramadan?

Fasting during ḥayḍ or nifās is not permitted across all four madhhabs. The missed fasts must be made up (qaḍāʾ) after Ramadan ends. Istihādah, however, does not break the fast — a woman experiencing istihādah continues to fast normally. Noor's Ramadan mode automatically tracks missed fasts so you have a clear qaḍāʾ list when the month ends.

When does ḥayḍ resume worship — at the moment of purity or after ghusl?

Worship resumes after performing ghusl al-ḥayḍ, not at the moment the signs of purity appear. Until ghusl is performed, the woman remains in a state of major ritual impurity. Noor's purity-restored card highlights this 48-hour transition so you remember to complete ghusl before the next prayer.

Can I read or touch the Qurʾān during my period?

Reciting Qurʾān from memory and touching the muṣḥaf during ḥayḍ is generally not permitted in the Hanafi, Shafiʿi, and Hanbali schools. The Maliki school permits recitation of Qurʾān during ḥayḍ for educational purposes. Dhikr, duʿā, and listening to Qurʾān remain permissible across all schools. Noor surfaces dhikr and duʿā tailored to this window.

Which madhhabs does Noor support?

Noor supports all four major Sunni madhhabs: Hanafi, Maliki, Shafiʿi, and Hanbali. Each madhhab has distinct rulings on minimum and maximum bleeding durations, signs of purity, and worship resumption. Noor's jurisprudence layer applies the rulings of your selected madhhab to your tracked biological state.

What is the minimum and maximum duration of ḥayḍ?

The Hanafi school holds a minimum of 3 days and maximum of 10 days. The Shafiʿi and Hanbali schools hold a minimum of 1 day (24 hours) and maximum of 15 days. The Maliki school does not set a fixed minimum and holds the maximum at 15 days. Bleeding outside these windows is treated as istihādah. Noor applies the limits of your selected madhhab.

Do all madhhabs treat brown discharge the same way?

Largely yes — within the ḥayḍ window, brown and yellow discharge are counted as ḥayḍ across all four madhhabs. Outside the window, all four schools treat them as non-menstrual (drawing on the report of Umm ʿAṭiyyah). Noor honors this consensus regardless of the madhhab you've selected.

How does Noor know when I can pray or fast again?

Noor provides guidance based on your recorded observations and selected madhhab, using a two-layer system: a biological state engine that tracks your cycle phases (ḥayḍ, ṭahārah, istihādah, nifās) and a jurisprudence layer that applies your madhhab's rulings on purity, ghusl, and worship resumption. When the signs of purity are clearly met, Noor surfaces guidance on when prayer and fasting resume — and when patterns are irregular, prediction reliability is lower, or certainty is difficult, Noor will clearly indicate that the situation may need review with a scholar, teacher, or healthcare professional, without replacing qualified guidance.

Can I make duʿā and dhikr during my period?

Yes — duʿā, dhikr, istighfār, ṣalawāt on the Prophet ﷺ, and listening to Qurʾān are all permissible and encouraged during ḥayḍ. Many scholars consider this a window for spiritual closeness through remembrance. Noor surfaces a rotating layer of authentic supplications and dhikr tailored to this state.

What about Laylatul Qadr if I'm on my period?

A woman in ḥayḍ during Laylatul Qadr cannot pray ṣalāh or recite Qurʾān (in the majority view), but the night remains hers. Dhikr, duʿā, ṣalawāt, listening to Qurʾān, and giving ṣadaqah all carry the immense reward of the night. Noor's Ramadan mode highlights this with calm, non-clinical reminders.

Do I need to make up missed prayers after my period?

No. Missed prayers during ḥayḍ and nifās are not made up — this is the consensus of the four madhhabs. Only missed fasts are made up. This is a mercy, not a deficiency. Noor never prompts qaḍāʾ for prayers missed during ḥayḍ.

How long does nifās (postpartum bleeding) last?

Across the four madhhabs, the maximum duration of nifās is generally 40 days. If bleeding continues beyond this window, it is treated as istihādah and worship resumes. Noor tracks the universal 40-day nifās window from the day of birth and notifies you when the window closes.

What if my nifās ends before 40 days?

If the signs of purity appear before day 40, ghusl is performed and worship resumes immediately — there is no obligation to wait the full 40 days. If bleeding returns within the 40-day window, the majority view treats it as a continuation of nifās. Noor's postpartum mode handles both transitions calmly.

Does miscarriage count as nifās?

If the miscarried fetus had recognizable human features (generally after ~80–120 days of pregnancy in the classical opinions), the bleeding that follows is treated as nifās. Earlier miscarriages are generally treated as istihādah, and prayer continues with wuḍū. Consult a knowledgeable scholar for your specific situation.

Can I pray if I saw one spot and then nothing?

One spot is a single observation, not a complete pattern. Record the time, colour, amount, and whether it continued, then ask a qualified scholar about your specific case — including any prayers you may have paused. Noor helps you organize the timeline rather than issue a ruling.

How should I track irregular cycles for worship guidance?

Track what you observed — when bleeding started, its colour and amount, whether it continued, any gaps, and how it compares with your usual habit — rather than relying on a prediction. Noor organizes these observations so you can prepare a clearer question for a scholar.

How should I track irregular bleeding with PCOS?

Keep one careful record of your observations for both worship and medical conversations: timing, colour, amount, continuation, and gaps. Noor does not diagnose PCOS — it helps you organize what you observed and prepare a Guidance Summary.

Can PCOS affect worship guidance?

PCOS can make cycles less predictable, which can make worship questions about prayer, fasting, ghusl, and purity more complex. Noor helps you organize observations and prepare questions; it does not diagnose and does not issue a personal ruling.

Do I need ghusl again after brown discharge?

It depends on the timing and colour of the discharge relative to the signs of purity, and on your madhhab. Record what you saw and when, and bring it to a qualified scholar. Noor helps you organize the timeline rather than rule on it.

Can Noor give me a ruling?

No. Noor organizes your observations and surfaces general, madhhab-aware guidance, but it does not issue a personal fatwa and does not replace a qualified scholar. For your specific case, bring your timeline — or a Guidance Summary — to a scholar.

What does Worship Clarity Under Uncertainty mean?

It means Noor separates what you observed from what was predicted, names when something is uncertain, helps you stay spiritually connected, and helps you prepare a clearer question — instead of giving false certainty.

What does prediction reliability mean in Noor?

Prediction reliability reflects how confident a forecast is based on your recent cycles. When cycles are irregular, reliability is lower — and Noor will say so rather than present a confident guess. Worship decisions should rest on what you observe.

Why is Noor unsure about my cycle?

Uncertainty can happen when observations are ambiguous or your pattern changes. Rather than guess, Noor tells you it is unsure and helps you record the details so you can seek qualified guidance if needed.

What should I track before asking a scholar about spotting?

Record the time, colour, and amount of the spotting, whether it continued, your expected cycle date, your usual habit, and which prayers or fasts were affected. Noor can gather these into a Guidance Summary.

When should I ask a scholar and when should I ask a doctor?

Ask a qualified scholar about the worship question — whether bleeding counts as ḥayḍ or istiḥāḍah and what that means for prayer and fasting. Ask a healthcare professional about the bleeding itself when it is prolonged, heavy, or concerning. Noor does not replace either.

When should I speak to a doctor about irregular bleeding?

If bleeding is prolonged, very heavy, painful, or otherwise worrying, speak with a healthcare professional. Noor organizes your observations to make that conversation easier, but it does not diagnose any condition.

Does menstruation make me spiritually or morally impure?

No. Menstruation pauses certain acts of worship, but it does not make a woman spiritually lesser or morally impure. Dhikr, duʿā, and remembrance remain open to you throughout.

How can I stop feeling anxious about missed prayers?

Record what happened rather than carrying guilt, and bring the details to a qualified scholar where the ruling depends on specifics. Noor is built to reduce daily uncertainty by helping you organize observations and prepare clearer questions.

Is Noor a replacement for asking a scholar?

No. Noor surfaces established positions across the four madhhabs to give you clarity in the moment, but it is not a substitute for personal consultation with a qualified scholar — especially in complex or unusual situations. Noor is built to reduce daily uncertainty, not replace scholarly guidance.

Is my data private?

Yes. Noor never sells your data, does not use it for advertising or profiling, and stores your health information securely. You can delete your account and all associated data at any time from Settings. See our Privacy Policy for details.

Does Noor work offline?

Noor is a Progressive Web App (PWA) that can be installed on your home screen. Most logging works offline and syncs to your account when you reconnect. Always sign in while online to ensure local data is preserved before you log out.

How Noor works