At the briefing held in Geneva World Health Organization officials Announced that Coronavirus is not a seasonal disease like the flu, it is a completely new virus that operates differently.
Officials described covid - 19 as "One big wave," the virus is beyond human control. According to Margaret Harris , who is representative of the World Health Organization Covid - 19 is "one big wave", which sometimes increases and sometimes decreases and the virus seems to like all kind of weather.
Source: https://www.reuters.com/ https://www.who.int/