A city and administrative region of southeast China on the coast southeast of Guangzhou, including Hong Kong Island and adjacent areas. Hong Kong Island was occupied by the British during the Opium War (1839-1842) and ceded to them by the Treaty of Nanking (1842).Other portions of the colony were acquired in 1860 and in 1898 by a 99-year lease. Hong Kong reverted to Chinese sovereignty in 1997.ong Kong Island was occupied by the British during the Opium War (1839-1842) and ceded to them by the Treaty of Nanking (1842). Other portions of the colony were acquired in 1860 and in 1898 by a 99-year lease.
Anemia is a condition in which a person has a lower than the normal number of red blood cells or hemoglobin in their blood. A person with anemia may experience symptoms and signs such as: 1  Shortness of breath. 2  Palpitations.  Dizziness.
The symptoms of anemia vary according to the type of anemia, the underlying cause, the severity and any underlying health problems, such as hemorrhaging, ulcers, menstrual problems, or cancer. Specific symptoms of those problems may be noticed first.ymptoms. Diagnosis and Treatment. Symptoms common to many types of anemia include the following: 1  Easy fatigue and loss of energy. 2  Unusually rapid heart beat, particularly with exercise. 3  Shortness of breath and headache, particularly with exercise. 4  Difficulty concentrating. 5  Dizziness.