Selective serotonin-reuptake inhibitors (SSRIs) such as Prozac are supposed to cheer you up, but they can interfere with one potential source of happiness: sexual pleasure.

• 选择性5-羟色胺再吸收抑制剂如百忧解，可使你精神振奋，但是它们能干扰一种幸福的潜在来源：性快感。