n a Doctor of Veterinary Medicine (DVM), who is educated and trained to provide medical and surgical care for domestic and exotic animals. a person trained and authorized to practice veterinary medicine and surgery; a doctor of veterinary medicine.
The infections to take affect or how long it takes to catch cold may vary from person to person. A person with a weak immune system is prone to get infected very easily and very fast. The symptoms of cold may also show on him soon. For a normal healthy person it usually takes three to five days. While usually it can take 9 hours totally depending on the kind of virus that caused it.
Most uncomplicated colds last between eight and nine days, but about 25 percent last two weeks, and five to 10 percent last three weeks. Even the most stubborn colds will typically resolve in a few weeks' time; this is actually one of the ways you can distinguish a cold from allergies.