# City Health Guides\n\n## Beijing (北京)\n\n### Top Hospitals\n1. Peking Union Medical College Hospital (北京协和医院) - #1 in China\n2. Anzhen Hospital (安贞医院) - Top for cardiology\n3. Tiantan Hospital (天坛医院) - Top for neurosurgery\n4. Xiyuan Hospital (西苑医院) - Best TCM hospital\n\n### Air Quality\n- AQI average: 80-150\n- Worst months: November-February (heating season)\n- Best months: June-August\n\n### Health Tips\n- Use N95 masks on high AQI days\n- Avoid heavy outdoor activity in winter\n- Spring (March-May) has sandstorms - protect eyes and respiratory system\n\n## Shanghai (上海)\n\n### Top Hospitals\n1. Huashan Hospital (华山医院) - #2 in China, top in neurosurgery\n2. Ruijin Hospital (瑞金医院) - Top in hematology\n3. Xinhua Hospital (新华医院) - Top in pediatrics\n4. Zhongshan Hospital (中山医院) - Top in cardiology\n\n### Air Quality\n- AQI average: 60-120\n- Better than Beijing year-round\n- Coastal location helps with air circulation\n\n### Health Tips\n- Tap water still not drinkable despite improvements\n- Summer humidity can trigger respiratory issues\n- Excellent international hospital options\n\n## Guangzhou (广州)\n\n### Top Hospitals\n1. Guangdong Provincial Hospital (广东省人民医院)\n2. Sun Yat-sen University First Affiliated Hospital\n3. Nanfang Hospital (南方医院)\n\n### Health Tips\n- Hot and humid climate - stay hydrated\n- Delicious but rich Cantonese food - moderate portion sizes\n- AQI is generally good year-round\n\n## Chengdu (成都)\n\n### Top Hospitals\n1. West China Hospital (华西医院) - #3 in China\n2. Chengdu Traditional Chinese Medicine Hospital\n\n### Health Tips\n- Spicy food (Sichuan cuisine) - start mild if not used to it\n- High humidity - mold can be an issue in accommodations\n- AQI can be high in winter (heating + geography)