It originated in China
It is highly contagious
It infects the lungs
It can cause permanent damage
Seniors are more prone to getting it
In adulthood, approximately 8% of the fat cells die yearly, they are then replace by new ones. The result of this is that adults develop a constant number of fat cells, this applies to those who gain more weight and those who lose masses of weight. What causes the body weight to rise and fall is the volume of fat cells.
Yes, it is.
That, in fact, is a responsibility that everyone should go through.