File:2010 VanNess Post exertional worsening of symptoms chart.png

Source: '''Reported symptoms following the exercise challenge. Self-reported symptoms immediately after the exercise test, the day after the exercise test (next day), and up to 7 days after the exercise test (beyond).'''

VanNess, J.M., Stevens, S.R., Bateman, L., Stiles, T.L. and Snell, C.R., 2010. Postexertional malaise in women with chronic fatigue syndrome. Journal of Women's Health, 19(2), 239-244.

Copyright: Does no appear to be an open access article. Nothing on journal website. Assuming fair use only.