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.
Many types of viruses can cause a common cold. Children younger than six are at greatest risk of colds, but healthy adults can also expect to have two or three colds annually. Most people recover from a common cold in a week or 10 days. Symptoms might last longer in people who smoke. If symptoms don't improve, see your doctor.