本頁內容On this page
一般表現Typical patterns
普通感冒較常逐步出現鼻塞、喉嚨不適等；流感可突然發作，伴明顯發燒、肌肉痛與疲倦。每人表現可以不同。A cold often develops gradually with nasal or throat symptoms. Flu can begin abruptly with fever, aches and fatigue. Individual presentations vary.
何時求醫？When should I seek care?
症狀嚴重、持續或惡化，尤其是高風險人士，應尋求醫療評估。呼吸困難等緊急情況請立即求助。Seek assessment for severe, persistent or worsening illness, particularly in higher-risk people. Breathing difficulty or another emergency requires immediate help.
一般健康資訊，不能代替個人診症及醫護評估。General health information; not a substitute for individual clinical assessment.
感冒與流感：常見表現比較Cold & flu: common patterns
| 特徵Feature | 普通感冒Common cold | 流感Influenza |
|---|---|---|
| 發作Onset | 通常較漸進Often gradual | 可突然出現May be abrupt |
| 發燒及肌肉痛Fever & aches | 可較輕微，但有差異May be milder; varies | 較常明顯Often more prominent |
| 鼻喉症狀Nasal & throat symptoms | 鼻塞、流鼻水、喉嚨不適常見Nasal and throat symptoms are common | 亦可出現，並可能伴明顯疲倦Can occur, with significant fatigue |
| 併發症Complications | 仍需留意高風險及惡化情況High-risk or worsening illness needs care | 可能引起肺炎等嚴重情況May cause pneumonia or serious illness |
症狀可以重疊，不能只憑表格自行確診；嚴重、持續或惡化的症狀應求醫。Symptoms overlap and this table cannot diagnose infection. Seek assessment for severe, persistent or worsening symptoms.