Some sneeze once and move on with their day. Others sneeze in a long chain that seems to follow a personal pattern. One of those people is Christel, who wrote in to Videnskab to ask why she always ...

When you step outside from a dark building into the full glare of the sun, do you suddenly have the urge to sneeze? If so, you're not alone — as many as 1 in 3 people display this reaction. This ...