Antibiotics work against bacteria, not viruses, yet patients who press their doctors to prescribe them for viral infections such as colds or influenza are seldom harmed by their self-indulgence.

抗生素只对细菌起作用，而非病毒。虽然那些因病毒感染而患上感冒或流感的病人经常要求医生给他们开抗生素，但他们很少因为这一放纵行为受太大影响。

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In addition, stress can lead to over-indulgence in unhealthy habits, such as overeating, smoking and drinking, the health effects of which are well-documented.

BBC: Stress: The effects