Addition – it is continued dependence on a substance or activity that can temporarily alter the chemical balance of the brain. Some physical addictions are drugs, alcohol and tobacco. Nicotine The tobacco plant (Nicotiana spp.) contains an organic compound known as Nicotine. This poisonous alkaloid has the power to alter moods and change the effects of the brains as it is readily absorbed by the body. A human body can absorb nicotine...

Itchy scalp Itchy scalp is a very bothersome and an uncomfortable condition. Some causes are commonly known and easy to cure or prevent them; whereas some causes maybe acute requiring treatment. These scalp conditions may affect anyone at any age. From a new borne to aged, all are prone. One of the reasons for it may be due to excessive use of hair products that are available in the market. The chemicals present in them make our scalp dry...