![Why DO stinging nettles hurt so much? Chemist shows how tiny hairs inject venom to produce pain - and dock leaves WON'T help | Daily Mail Online Why DO stinging nettles hurt so much? Chemist shows how tiny hairs inject venom to produce pain - and dock leaves WON'T help | Daily Mail Online](https://i.dailymail.co.uk/i/pix/2015/06/05/11/2960420900000578-3112201-image-a-43_1433500413690.jpg)
Why DO stinging nettles hurt so much? Chemist shows how tiny hairs inject venom to produce pain - and dock leaves WON'T help | Daily Mail Online
![Applying calamine lotion to nettle rash on boy's forearm - Stock Image - C054/2720 - Science Photo Library Applying calamine lotion to nettle rash on boy's forearm - Stock Image - C054/2720 - Science Photo Library](https://media.sciencephoto.com/c0/54/27/20/c0542720-800px-wm.jpg)
Applying calamine lotion to nettle rash on boy's forearm - Stock Image - C054/2720 - Science Photo Library
![Why DO stinging nettles hurt so much? Chemist shows how tiny hairs inject venom to produce pain - and dock leaves WON'T help | Daily Mail Online Why DO stinging nettles hurt so much? Chemist shows how tiny hairs inject venom to produce pain - and dock leaves WON'T help | Daily Mail Online](https://i.dailymail.co.uk/i/pix/2015/06/05/11/296012DF00000578-0-image-a-53_1433501889968.jpg)