This is because gardening helps them release stress.

这是因为园艺能帮助他们释放压力。

I think we have different methods to release stress.

我想大家都有不同的解除压力的方法。

This sudden change in mood will help you feel better and release stress.

情绪上的这种突然变化能帮助你感觉好一点，并释放压力。

I guess it's a way to release stress, and I accept it, even if I don't particularly like it.

我猜这是一种释放压力的方式，我承认，即使我并不很喜欢这种方式。

Self-touch is used when emotions are running high, to comfort, relieve or release stress.

自我触摸在情绪高涨的时候使用，以获得安慰，减轻或者释放压力。