Myth: There is an optimal dose of exercise

The absence of physical activity makes us vulnerable to many illnesses, both physical and mental.

Exercising is not a magic bullet that guarantees good health for every person who chooses to exercise but doing so slows the rate of aging and substan...

Running, walking, and other activities have been proven to keep knees healthy. Knees and other joints aren't car shock absorbers that wear out over time with use. If anything, you're less likely to develop knee osteoarthritis with running.

The main solution to avoi...

A lot of people don't like to exercise because they have natural tendencies to avoid it and it's hard to overcome.

To promote exercise we must make it a necessity and a rewarding activity. A way to accomplish this is to make exercise a social activity, where you'll be obli...

Whenever you move to do stuff, that's physical activity. Exercise, however, is a voluntary physical activity that one undertakes for the sake of fitness.

Exercise is a modern behavior. Humans, for many ages, were only physically active whe...

Let us not demonize normal behavior. It is true that too much physical inactivity is unhealthy, but sitting is not as bad as people make it out to be. It is only leisure-time sitting that is strongly associated with negative health outcomes rather than work-time sitting.

Those who sit acti...

Our ancestors' lives were certainly not easy, but they were not super-strong or super-fast. Most of them were reasonably fit for hunter-gatherers, but they were moderately strong and not especially fast.

On the average our ancestors only spent 2 to 3 hours a day doing moderate-to-vigorous ...

Our ancestors evolved to avoid needless exertion so don't feel too bad about the natural instincts we still carry. Learn to accept that it is a natural behavior and that it is difficult to overcome it.

Physical activity costs us calories and up until recently, we were alwa...

Every diet benefits from including exercise into the routine.

You can lose more weight much faster through diet rather than exercise. However, for longer durations and higher intensities of exercise, it has been shown to promote gradual weight loss.