Hormesis, priming, and allostasis, three fields related to stress tolerance and toxicity, have
much to say about reactive oxygen species (ROS), oxidative stress, and antioxidants.
Among them, hormesis is a phenomenon that received much attention in the last two
decades, and is about how toxic substances and stressful conditions often have a biphasic
dose-response curve, showing that these substances and conditions have a beneficial effect
at low doses. Another field, priming studies, has also been popular lately. H 2 O 2 priming …