Breast cancer : A common disease all over the world ans it occurs to women and men. Physical symptoms include a breast lump, skin irritation, pain or retraction of nipples. The risk of cancer is higher in women with a family history a long menstrualhistory or no live birth until the age of 30 or older.

Alzheimer's disease : 12 millon people in the age of 50 plus are suffering from this disease worldwide. The number will increse 3 times by 2050.

World's largest flower is Rafflesia Arnoldii. It is 3 ft wide with an inch thick petals. It smells horrible, like a rotting animal.