Dr Meghan Martin has warned parents and patients to watch out for the 'red flag' and 'double red flag' combination of symptoms. First, the timing of the headache is important. 'If the headache is ...

Swimmers should leave the water because of an emergency. The double red flags could also be used in this type of situation.

Here's a guide to understanding "particularly dangerous situation" red flag warnings, containment, and other terms related to ...

Here's a guide to understanding "particularly dangerous situation" red flag warnings, containment, and other terms related to ...