Chris Gould's pain never went above 2 on a 1-10 scale, but he knew something was wrong when he planned to run 1200m at 81-seconds per lap and only managed to close in 89.
There can be some dangerous health concerns with taking too much iron supplements.
Among those tested, fitter people were better able to focus on mental tasks.
Hawaii, Colorado and California top the list, while West Virginia is on bottom.
Apparently "no currently approved drug has had the same effect" as running in the predementia phase.
Oncologist and runner Dr. Kenneth Kunz explains the connection between inactivity and cancer and how being unhealthy is actually a drain on society's resources.
Study found those running more than 35-miles a week had more risk for heart attacks and strokes.
*MB: Wall Street Journal: Don't run more than 35 mpw One poster pointed out, "Last year it was 20 mpw. Progress!"
*MB Archive: Wall Street Journal article says running 20+ mpw is detrimental to one's health
*MB Archive: Danish study shows most of you will die the same time as a couch potato
*LRC "Health" Archives
Matthews struggled for years trying to train and race through the seizures and the medication which made him anemic, eventually needing two major surgeries to remove brain tumors. He never got back to the top in running, but did cure his seizures. His determination to keep fighting and not to quit is inspirational.
Alex Hutchinson: "Yes, the conclusion of the study (that "strenuous" jogging is as bad as being sedentary) is based on two deaths over more than a decade of follow-up. (Thank goodness a third person didn't die, or public health authorities would be banning jogging.)"
*More In The LRC Health Archives
Magness' piece begins: "Why do smart people believe dumb things?"
People who jogged more than three times a week or at a place of more than 7mph were as likely to die as those who did no exercise.
*MB: New Study: High Mileage may be unhealthy as being Sedentary in Older Adults
*MB: Danish study shows most of you will die the same time as a couch potato
Study says running more than 15.3 miles per week can lower risk of Alzheimer's disease mortality by 40 percent.
One 20-ounce can a day can lead to 4.6-years of extra aging.