May 7, 2022 · A fever is a temporary rise in body temperature. It's one part of an overall response from the body's immune system. A fever is usually caused by an infection. For most children and adults, a fever may be uncomfortable. But it usually isn't a cause for concern. For infants, however, even a low fever may mean there's a serious infection.

Aug 13, 2024 · Hay fever, also called allergic rhinitis, causes cold-like symptoms. These may include a runny nose, itchy eyes, congestion, sneezing and sinus pressure. But unlike a cold, hay fever isn't caused by a virus.

Oct 17, 2024 · The inflammation from meningitis most often triggers symptoms such as headache, fever and a stiff neck. Viral infections are the most common cause of meningitis in the United States. Bacteria, parasites and fungi also can cause it.

Symptoms can include: Dry cough. Shortness of breath. Loss of taste or smell. Extreme tiredness, called fatigue. Digestive symptoms such as upset stomach, vomiting or loose stools, called diarrhea. Pain, such as headaches and body or muscle aches. Fever or chills. Cold-like symptoms such as congestion, runny nose or sore throat.

Nov 30, 2022 · Signs and symptoms of mononucleosis may include: Fatigue; Sore throat, perhaps misdiagnosed as strep throat, that doesn't get better after treatment with antibiotics; Fever; Swollen lymph nodes in your neck and armpits; Swollen tonsils; Headache; Skin …

Nov 27, 2023 · Possible signs and symptoms of salmonella infection include: Nausea; Vomiting; Abdominal cramps; Diarrhea; Fever; Chills; Headache; Blood in the stool; The symptoms generally last two to seven days. Diarrhea can last up to 10 days, although it may take several months before bowels return to normal.

Jun 26, 2024 · Symptoms of severe dengue fever may include: • Severe stomach pain. • Persistent vomiting. • Bleeding from your gums or nose. • Blood in your urine, stool or vomit. • Bleeding under the skin, which might look like bruising. • Difficult or rapid breathing. • Fatigue. • Irritability or restlessness. Treatment

Jul 17, 2024 · Dengue fever causes a high fever — 104 F (40 C) — and any of the following signs and symptoms: Headache; Muscle, bone or joint pain; Nausea; Vomiting; Pain behind the eyes; Swollen glands; Rash; Most people recover within a week or so. In some cases, symptoms worsen and can become life-threatening.

Feb 1, 2025 · Persistent fever can mean you have an infection, including COVID-19. If you have a fever and other symptoms, such as cough and fatigue, contact your health care provider right away for medical advice.

Jun 29, 2020 · The most common are fever, dry cough and tiredness. Other symptoms include shortness of breath or difficulty breathing, muscle aches, chills, sore throat, headache, or chest pain. But COVID-19 can also cause symptoms you might not expect, including: