oxidative stress

https://doi.org/10.1351/goldbook.11982
Adverse effects occurring when the generation of reactive oxygen species (ROS) in a system exceeds the system’s ability to neutralize and eliminate them; excess ROS can damage a cell’s lipids, protein, and DNA.
Source:
PAC, 2015, 87, 841. (IUPAC Glossary of terms used in neurotoxicology (IUPAC Recommendations 2015)) on page 893 [Terms] [Paper]