Cold remedies: What works, what doesn't, what can't hurt
网页2024年7月12日 · The following might help you feel better: Drink plenty of fluids. Water, juice, clear broth or warm lemon water with honey helps loosen stuffiness, called congestion. These also help prevent losing too much fluid, called dehydration. Don't drink alcohol, coffee and sodas with caffeine. They can make dehydration worse. Rest.
Common cold - Diagnosis and treatment - Mayo Clinic
网页2023年5月24日 · The science isn't clear on alternative cold remedies such as vitamin C, echinacea and zinc. Because studies of alternative cold remedies in children are limited, these remedies are most often not recommended for use in children. Here's an update on some popular choices: Vitamin C. Taking vitamin C is unlikely to prevent the common cold.
Zinc for colds: The final word? - Mayo Clinic
网页2022年12月6日 · The idea behind using zinc to stop cold symptoms is based on lab experiments. Scientists found that zinc blocked the rhinovirus from getting into cells. To test the idea, a study in 1984 used zinc as a tablet that dissolves in the mouth, called a lozenge. It compared people taking zinc with those taking a lozenge without zinc.
Herbal supplements and heart medicines may not mix - Mayo Clinic
网页2022年11月4日 · Herbal supplements can strongly affect the body. Some don't work well with prescription medicines. This is called a medicine interaction. Herbal supplements can interact with medicines used to treat heart and blood vessel problems, such as high blood pressure and heart failure. Some of these medicine interactions can be risky.
Infectious diseases - Diagnosis & treatment - Mayo Clinic
网页2022年2月18日 · Laboratory tests. Many infectious diseases have similar signs and symptoms. Samples of body fluids can sometimes reveal evidence of the particular microbe that's causing the illness. This helps the doctor tailor treatment. Blood tests. A technician obtains a sample of blood by inserting a needle into a vein, usually in the arm.
Caffeine: How much is too much? - Mayo Clinic
网页2022年3月19日 · Up to 400 milligrams (mg) of caffeine a day appears to be safe for most healthy adults. That's roughly the amount of caffeine in four cups of brewed coffee, 10 cans of cola or two "energy shot" drinks. Keep in mind that the actual caffeine content in beverages varies widely, especially among energy drinks. Caffeine in powder or liquid …
Hydrocele - Symptoms and causes - Mayo Clinic
网页2023年1月12日 · Symptoms. Often the only sign of a hydrocele is a painless swelling of one or both testicles. The swelling might make an adult's scrotum feel heavy. In general, pain gets worse as the swelling increases. Sometimes, the swollen area might be smaller in the morning and larger later in the day.
Alzheimer's disease - Symptoms and causes - Mayo Clinic
网页2024年7月10日 · It's characterized by changes in the brain that lead to deposits of certain proteins. Alzheimer's disease causes the brain to shrink and brain cells to eventually die. Alzheimer's disease is the most common cause of dementia — a gradual decline in memory, thinking, behavior and social skills. These changes affect a person's ability to function.
Listeria infection - Symptoms & causes - Mayo Clinic
网页2022年2月11日 · Fever. Chills. Muscle aches. Nausea. Diarrhea. Symptoms might begin a few days after you've eaten contaminated food, but it can take 30 days or more before the first signs and symptoms of infection begin. If the listeria infection spreads to your nervous system, signs and symptoms can include: Headache. Stiff neck.
Beta blockers - Mayo Clinic
网页2023年8月22日 · Beta blockers are medicines that lower blood pressure. They also may be called beta-adrenergic blocking agents. The medicines block the effects of the hormone epinephrine, also known as adrenaline. Beta blockers cause the heart to beat more slowly and with less force. This lowers blood pressure.