The exercise leaves you feeling wasted in more than one respect.

FORBES: Why I rarely do TV

The general feeling is that exercise during pregnancy is good from a psychological point of view.

BBC: Exercising during pregnancy

After viewing scenes that involved green trees, participants reported feeling happier and their exercise less difficult than when the same scenes appeared in black-and-white or red, suggesting that exercising in nature or simulated green spaces could be helpful for exercisers, says Dr. Micklewright.

WSJ: Hard-Wired to Hate Exercise?

Couples had less conflict when the overweight person reported feeling the partner was supportive of their efforts to exercise and eat a healthy diet.

WSJ: How to Help an Overweight Partner Lose Weight