# 1.eat green vegetables #
Green and leafy vegetables are rich in vitamins that help you maintain a balanced diet and support a healthy immune system. According to an experiment conducted on mice, eating criciferous vegetables, such as broccoli, cauliflower, and cabbage, can help send chemical signals to the body that increase protein on the cell surface needed to make the immune system work more optimally. In this study, healthy mice that did not eat green vegetables experienced a decrease in cell surface protein by 70-80 percent.

 # 2.consumption of vitamin d #
Vitamin D deficiency can cause symptoms such as poor bone growth, heart problems, and a weakened immune system. Foods that contain the best sources of vitamin D include egg yolks, mushrooms, salmon, tuna, and beef liver. You can also buy vitamin D supplements and choose those containing D3 (cholecalciferol), because this is good at increasing vitamin D levels in your blood. But before taking supplements, you should consult this doctor.

# 3.regular exercise #
Stay active by exercising regularly. You can start with light exercise like walking. Regular exercise can make you fit and slim. In addition, a study shows that regular exercise can prevent chronic inflammation and disease, reduce stress, and accelerate the circulation of white blood cells in fighting disease.

 # 4.Drink green tea #
Green tea has been linked to good health. The health benefits of green tea may be due to the high level of antioxidants, called flavonoids. So as to reduce blood pressure and reduce the risk of cardiovascular disease. So, because it is easy to do how to maintain a healthy body this one has been done a lot.

 # 5.enough sleep #
Adequate sleep is one of the keys to a strong immune system. A study shows that people who sleep at least eight hours every night for two weeks show that the body is more immune from viral and bacterial germs. Meanwhile, people who are less than 6 hours a night will be four times more likely to have a flu due to viruses than people who sleep 7 hours or more.<br/><br/><hr> <br/>*Posted from **myAirClinic** Healthcare App. [Download Android App on Google PLAYSTORE!](https://play.google.com/store/apps/details?id=air.clinic.android)*<br/><hr> <br/> ![Health-Status_App(AirClinic).png](https://cdn.steemitimages.com/DQmZik1bqSLwpJ1jS1waHcP1r3sAnDcL4rpqaXeSG2Zswdt/Health-Status_App_(AirClinic).png)