1. Radiation
Men who were exposed to chest radiation a higher risk of breast cancer, and who had never been exposed to radiation at the scene.
Research ‘Inscidence male breast cancer in atomic bomb survivors’, Journal of the National Cancer Institute showed that people exposed Japanese atomic bomb radiation exposure to high risk of breast cancer.

2. Estrogen
High levels of estrogen lead to increased breast cell division. These conditions increase the risk of abnormal cells can develop into cancer cells. Triggering an increase of estrogen in men, including drug consumption, liver disease and Klinefelter syndrome. Obesity can also lead to increased levels of estrogen, because estrogen into the body fat cells.

3. Genetic
BRCA1 and BRCA2 genes are known causes of breast cancer in some cases. Inherited genes may increase the risk of male breast cancer.

Product or frozen yogurt froyo is often referred to as this really is a prima donna. Besides the delicious taste, froyo also touted as a healthy snack. So you can choose healthy yogurt, consider the following four things.

Yogurt is healthy, but a lot of yogurt products that have been added certain ingredients that have sugar and calories high enough. Ways of choosing a healthy yogurt.

- Notice calories per serving

Single servings of yogurt contains 70 to 230 calories, weighing between 4 to 8 ounces. So watch your portion of yogurt consumption. Although healthy foods but if you eat in large quantities, can be bad at weight.

- Watch the sugar content

To determine sugar content in yogurt, look at the nutritional information on packaging. Yogurt does contain lactose, the natural sugar found in all dairy products. If you buy fresh yogurta, the sugar content of the lactose content is only natural.

But if you buy fruit-flavored yogurt, the sugar can be derived from the original fruit or fruit syrup. So, watch the sugar content, reducing buying yogurts with high sugar content.

- Select yogurt that contains a high calcium

Yogurt can meet your calcium needs, about 10 to 40 percent per day. Yogurt has the highest calcium content than fruit-flavored yogurt. So, if you’re tired of drinking milk, yogurt may be an alternative to meet the daily calcium requirement.

- Be careful with fruit-flavored yogurt

Fruit-flavored yogurt is not as healthy as you think. Despite the original fruit, some yogurt products added colorings and flavorings to make it more comfortable. Vitamin C in fruits is also no more than 4 percent. Some fruit toping the froyo also been added sweeteners. So, better to buy plain yogurt and give the original fruit toping your favorites.