# What causes morning sickness during pregnancy?

An episode of [The Pat Kenny Show](https://invisiblenetwork.ai/podcast/698050979), 19 Sep 2026, 9:55.

Audio: https://bauernordic-pods.sharp-stream.com/ie/2790/nt_pk_luke_oneill_c6edbc0b_normal.mp3?aw_0_1st.episodeid=421727&aw_0_1st.collectionid=2790

Luke O'Neill , Chair of Biochemistry at Trinity College Dublin, joins Pat to discuss a latest science breakthrough- the cause of morning sickness during pregnancy.

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