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 cell surface proteins needed to make the immune system work more optimally.
In this study, healthy mice that did not eat green vegetables experienced a 70-80 percent decrease in cell surface protein.
Take Vitamin D
Vitamin D deficiency can cause symptoms such as poor bone growth, heart problems, and a weak immune system.
Foods that contain the best sources of vitamin D include egg …