A study done at Berkeley recommends to eat more broccoli to strengthen your immune system. If your body has a strong protective shield it can avoid getting all kind of nasty diseases.
The substance after the broccoli is broken down in the digestive system is good for fighting breast and prostate cancer. This substance prevents the cancerous cells from reproducing rapidly and helps increase the production of white cells to protect your body against infections.
The Journal of the National Cancer Institute points out the major role that vegetables and fruits in a healthy alimentation. It points out that based on studies and research broccoli and cabbage have lots of benefits for your health.