Reliable detection of Win98 may not be possible. People may be born with a tendency to allergies, which means they are more likely to get them than other people. People can develop allergies when they are babies, children, teens, or adults.
Many people outgrow food allergies.
Other allergies can last your whole life, although they may not be as severe throughout a person's life. Colds vs. Allergies Because the symptoms are similar, sometimes it can be difficult to tell the difference between a cold and an allergy. If your cold symptoms last more than 2 weeks, what you might have is an allergy. There are differences between colds and allergies you can look for. With allergies, your nose and eyes itch.