I believe that it may be normal, healthy, and even productive to experience mild to moderate depression from time to time as part of the variable emotional spectrum, either as an appropriate response to situations or as a way of turning inward and mentally chewing over problems to find solutions.
I hadn't thought about Mom as much as I probably should have lately. It was a relief not to have all those emotional waves rolling through me at the mere vision of her face in my mind. Letting go of all the negative thoughts was like blowing out a giant gulp of air that I'd been holding in for what seemed like eternity.
Readers don't want to read about somebody else having powerful emotions. . . . Readers want to become somebody else for a few hours, to live an exciting life, to find true love, to face down unimaginable terrors, to solve impossible puzzles, to feel a lightning jolt of adrenaline.