1.Eat healthy foods – It’s easy for you to catch colds and flu if you have a weak immune system. So, to protect yourself from this disease, you have to eat foods that help strengthen your immune system such as lemons, limes, grapefruit, oranges, tangerines, and other citrus fruits. These fruits are rich in vitamin C which would help strengthen your immune system. You should also eat other foods that help boost your immune system such as broccoli, red bell peppers, garlic, spinach, yogurt, almonds, green tea, papaya, poultry, kiwi, sunflower seeds, clams, crabs, mussels, and lobsters.
2.Exercise regularly – According to experts, regular exercise improves the overall function of your immune system. So, find time to exercise for at least 30 minutes daily.
3.Sanitize yourself – Use sanitizing gel or alcohol-based wipes regularly to protect yourself from germs and bacteria.
4.Quit smoking – Smoking can weaken your immune system and can make you more susceptible to common colds and flu.
5.Get enough sleep – Lack of sleep can weaken your immune system and make you more susceptible to the common cold. So, make it a habit to go to bed early each night and get enough sleep.
6.Stay away from people with cold and flu – To protect yourself from the cold-causing virus, stay away from people who have common cold or flu.