However, according to a doctor, you may actually be eating a poisonous potato. According to a doctor based in Singapore, Dr Samuel Choudhury, old potatoes may contain a potentially deadly toxin.

When potatoes are stored in conditions that are too warm, light or moist, their dormant growth nodes, called eyes, start to grow. Estimates of how much solanine is poisonous varies, but it's ...

The sprouts themselves are high in glycoalkaloids, a type of chemical compound that can be toxic to humans. Glycoalkaloids ...