China Southern Airlines flight CZ6316, had to make an emergency landing at Beijing Capital International Airport in China, on April 14.
The flight was heading from Guangzhou City, Guangdong Province to Shenyang, Liaoning Province, when a passenger, Li, started convulsing and vomiting. The pilot informed the authorities and requested an emergency landing in Beijing.
The plane landed safely after which, Li was immediately shifted to hospital.
The flight resumed shortly afterwards.

A JetBlue plane had to divert and make an emergency landing at Wilmington International Airport, Wilmington, North Carolina, on April 20th.
Alaska Airlines flight AS-176 had to divert and make an emergency landing in Ketchikan, Alaska, on April 18th.