Not only do cold temperatures tax your immune system, more time spent indoors means increased contact with germs. Being sick not only feels miserable, it takes time away from the things we’d rather be doing.The good news is you can optimize your immune system to not only avoid colds and flu, but to shorten the duration of any illness you get. Tap your chest You can thump in the middle of your chest with your fist (think Tarzan), or, you may want to rub softly or firmly or scratch with the fingers of your hand. Do this for about 20 seconds and breathe in and out. Use essential oils To clear up a stuffy nose, create a mixture of peppermint Rosemary, Lemon, and Eucalyptus oils. Inhale the fumes from the oil blend by applying a few drops to a cloth and holding it under the nose. You can also inhale directly from the bottle or add the mixture to your diffuser. Add the same mixture to a carrier like grapeseed or olive oil and massage into the chest before bed to help you breathe easier while you rest. Gargle with warm salt water Not only does the saltwater gargle appear to ease cold symptoms, but it also keeps you healthier during cold and flu season. Depression In Men And Ways To Help! The Amazing Benefits of 'Chia Seeds'