Through the air by droplet infection, by touch (contagion).
By saliva or air borne water droplets that contain viruses or bacteria. Hands can transmit germs as well from contaminated surfaces to nose or mouth.
cough
through the air
Infectious diseases are those diseases which are caused by infectious agents (which include microorganisms such as bacteria, fungi, protozoa and virus, as well as some multicellular animals such as worms) and hence they are the ones which can spread from one person to another. Non-infectious diseases are those diseases that are not caused by infectious agents and do not spread from one person to another.
Through the air.
usually through body fluids
What are the diffrent types of sexual diseases?
The respiratory system; the lungs.
No, this bacteria is usually associated with the respiratory tract, not the genitourinary tract.
Infectious diseases are those diseases which are caused by infectious agents (which include microorganisms such as bacteria, fungi, protozoa and virus, as well as some multicellular animals such as worms) and hence they are the ones which can spread from one person to another. Non-infectious diseases are those diseases that are not caused by infectious agents and do not spread from one person to another.
Influenza is a highly infectious disease, even when the patient is recovering (unlike many other Infectious Diseases which quit being infectious when the patient begins to recover).
Poliomyelitis,is a viraly transmitted disease ,usually transmitted in contaminated water or food,which leads to paraysis of the limb or respiratory system,and often leads to death.
Noncommunicable diseases are illnesses that cannot be transmitted by germs, viruses, or fungal infections. Examples are Cancer, high blood pressure, Chrone's disease, leukemia, Spinal bifida, ALS, COPD, etc.
Plague is a serious, potentially life-threatening infectious disease that is usually transmitted to humans by the bites of rodent fleas.