What breaks wudu?

Wudu, once made, lasts until something breaks it, and a Muslim can pray several prayers with one wudu. So what breaks wudu? A short list agreed on by all the schools: using the toilet, passing wind, other discharges from the private parts, deep sleep, and losing consciousness. Beyond that list the jurists differ on a few things, and the Sunnah adds a principle of great mercy: certainty is never undone by doubt.

What does the Quran say breaks wudu?

The verse of wudu in Sūrat al-Māʾida names the occasions that call for it, among them:

أَوۡ جَآءَ أَحَدٞ مِّنكُم مِّنَ ٱلۡغَآئِطِ أَوۡ لَٰمَسۡتُمُ ٱلنِّسَآءَ

“…or one of you has come from relieving himself, or you have touched women…”

Quran 5:6

The first phrase is the foundation of the agreed list. The second, “you have touched women”, is the source of the most famous disagreement, explained below.

What breaks wudu by agreement?

The Prophet ﷺ said, “The prayer of one who has broken his purity is not accepted until he makes wudu.” A man from Ḥaḍramawt asked Abu Hurayra what breaking purity (ḥadath, حدث) meant, and he answered: passing wind, silently or audibly (Sahih al-Bukhari 135). The jurists build on this:

• Urine and stool, and anything else that leaves the body through the front or back passage, including pre-seminal fluid and similar discharges. A discharge of sexual fluid calls for a full bath (How do you perform ghusl?).
• Passing wind.
• Deep sleep, in which a person loses awareness of what is around him. Light dozing while sitting does not count: Anas reported that the Companions waited for the night prayer until their heads nodded, and then prayed without making wudu again (Sunan Abi Dawud 200, graded sahih by al-Albani).
• Losing consciousness by fainting, anesthesia, or intoxication.

Jaʿfari (Shia) fiqh holds the same list, except that it does not count pre-seminal fluid, and adds anything that requires ghusl.

What do the schools disagree on?

Does bleeding break wudu?

The Hanafi school holds that blood or pus flowing from a wound breaks wudu, and so does vomiting a mouthful. The Shafiʿi and Maliki schools and Jaʿfari fiqh hold that it does not. The stronger view is theirs. On a night watch during a campaign, an Anṣārī Companion was struck by three arrows while praying, pulled them out, and continued his prayer, because he was reciting a sūra he did not want to cut short (Sunan Abi Dawud 198, graded hasan by al-Albani). A nosebleed, a cut while cooking, or a blood test leaves wudu intact.

Does touching the opposite sex break wudu?

The Shafiʿi school reads “you have touched women” literally, and holds that skin-to-skin contact between a man and a woman who could marry breaks the wudu of both. The Hanafi school reads the word as a modest reference to intercourse, as Ibn ʿAbbas did, and holds that touch alone breaks nothing. The Maliki and Hanbali schools take a middle course and tie it to desire.

The Hanafi reading is the stronger one. Aisha (may Allah be pleased with her) said, “I used to sleep in front of the Messenger of Allah ﷺ with my legs toward his qibla. When he prostrated, he would press my foot and I would draw my legs in” (Sahih al-Bukhari 382). He touched her in the middle of his prayer and continued it. A hand brushing a colleague’s, a handshake, or a spouse’s embrace does not break wudu (Can Muslims shake hands with the opposite gender?).

Does touching your private parts break wudu?

Busra bint Ṣafwān reported, “Whoever touches his private part, let him make wudu” (Sunan Abi Dawud 181), and the Shafiʿi and Hanbali schools follow her report. Ṭalq ibn ʿAlī reported that when a man asked about touching himself after wudu, the Prophet ﷺ said, “Is it anything but a part of you?” (Sunan Abi Dawud 182), and the Hanafi school follows his. Al-Albani graded both sahih. Many scholars reconcile them by treating a fresh wudu as recommended. Either way, washing in the shower or caring for a baby does not oblige anyone to repeat wudu.

Does eating camel meat break wudu?

A man asked the Prophet ﷺ whether to make wudu after eating mutton, and he said, “If you wish.” He asked about camel meat, and he said, “Yes” (Sahih Muslim 360a). The Hanbali school follows this hadith. The majority read it as a recommendation, noting that the Prophet ﷺ ate cooked meat and prayed without renewing wudu (Sahih al-Bukhari 207).

Does doubt break wudu?

No. Someone complained to the Prophet ﷺ about a man who imagines during the prayer that something has happened. He answered:

«لاَ يَنْصَرِفْ حَتَّى يَسْمَعَ صَوْتًا أَوْ يَجِدَ رِيحًا»

“He should not leave until he hears a sound or notices a smell.”

Sahih al-Bukhari 137

The jurists drew from this hadith one of the great maxims of Islamic law: certainty is not removed by doubt (al-yaqīn lā yazūl bi-l-shakk). If you made wudu and are unsure whether you broke it, your wudu stands. For anyone troubled by intrusive doubts (waswasa), this hadith is a door of relief: act on what you know, and let the rest go.

A closing word

Wudu is meant to bring you to Allah, and the list of what breaks it is short so that you can pray with a settled heart. Of the believers who prayed in the mosque of Qubāʾ, the Quran says:

فِيهِ رِجَالٞ يُحِبُّونَ أَن يَتَطَهَّرُواْۚ وَٱللَّهُ يُحِبُّ ٱلۡمُطَّهِّرِينَ

“In it are people who love to purify themselves, and Allah loves those who purify themselves.”

Quran 9:108

When your wudu breaks, make it again with joy; each time is a step into that love. The steps are in How to make wudu, and on handling the muṣḥaf, see Can you touch the Quran without wudu?