Headaches are so common that most people ignore them as long they don’t interfere with work or personal pursuits. At most, the average person will reach for an over-the-counter painkiller to get a little relief. However, if you run into any of these 4 warning signs, you may need to be more concerned.
Everyone Around You Has a Headache
If everyone in the house or office is starting to come down with a headache, you may need to step outside for some fresh air. Carbon monoxide levels can cause headaches, so if you don’t have a detector and everyone in the room has a headache, check to see if fresh air relieves the problem. If it does, you probably need to call someone in to fix the problem and then put up some carbon monoxide detectors.
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