Insulin allergy is a rare but serious condition. It can cause a rash, swelling or itching at the injection site....

Allergy symptoms are caused by a reaction that the immune system has against a substance. Allergy symptoms can range from...

Alzheimer's disease symptoms may include memory loss, difficulty with everyday tasks, mood changes, and changes in behavior. Symptoms vary from...

Alcoholism is a serious problem, and it can have a huge impact on a person's life. When you recognize some...

Alternaria is a common fungal genus that affects many crops. They can affect seeds, weeds, and garden vegetables. They are...