Cold and flu season is upon us, and with it comes the inevitable runny noses, sore throats, and general malaise. While over-the-counter medications can provide temporary relief, many people turn to natural remedies to help alleviate cold symptoms. One such remedy is drinking hot tea. But why is hot tea so effective in fighting off colds? Here, we explore the science behind this age-old remedy. Hydration: One of the first things that happens when you're sick is that you lose your appetite and stop drinking as much fluids as you usually do. This can lead to dehydration, which can make cold symptoms worse. Drinking hot tea, however, can help to keep you hydrated and relieve a dry, scratchy throat. Antioxidants: Many types of tea, particularly green and black teas, are rich in antioxidants. These substances can help to reduce inflammation and boost the immune system, which can help to fight off the cold virus. Steam: Inhaling steam from a hot cup of tea can help to open up the nasal pa...