5 ways you can figure out if you have a weakened immune system
Reading Time: 4 minutesAs we head into winter we need to be more careful with flu viruses spreading more easily during this season since the air is dry and chilly. The days are short and we are unable to get proper sun exposure to make vitamin D naturally. Since vitamin D is (apart from zinc and vitamin A) essential for a robust immune system, you may need to take some extra precautions to make sure that you are supporting your immune system the best that you can.