what is  nebulizer? what is its  use ? A nebulizer is a piece of medical equipment that a person with asthma or another respiratory condition can use to administer medication directly and quickly to the lungs to get instant relief from breathing distress. A nebulizer turns liquid medicine into a very fine mist that a person can inhale through a face mask or mouthpiece. Taking medicine this way allows it to go straight into the lungs and the respiratory system where it is needed directly . Difference between nebulizer and  inhalers Nebulizers and inhalers have some similarities — for example, they both deliver medicine directly into the lungs to help make breathing easier. However, there are some important differences. There are two types of inhalers: a metered-dose inhaler (MDI) and a dry-powder inhaler. An MDI is the most common type of inhaler. Using one involves inhaling a pre-measured amount of medicine through a mouthpiece. Some inhalers have a spacer, which makes it...

 Partial or complete loss of hair is called alopecia ,the process of shedding of hair is gradual .you can loss 100 (roughly ) strand daily form you scalp .  there are three types of alopecia  alopecia areata   alopecia totalis   alopecia universalis  causes  Herditary or Genetic  men and women losses the thickness of hair and amount as the ages progresses. this types of baldness is not a form of disease, this is age related problem and changes in the hormone testosterone. physical and emotional stress may may cause majority of scalp hair shed. this is known as telogen effluvian. hand full of hair comes out while you shampoo comb or run your hand through your hair. you may not notice this for weeks to months after the episode of stress, hair shedding decreases over 6  ot 8 months,although telogen effluvian is usually temporary but it can become long term (chronic) causes  of this types of severe infection  high fever or sever infecti...