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Medicine Facts

It's Hay Fever Season!

If spring's flying pollen is making you sneeze, you are not alone. Some 40 to 50 million people in the United States complain of respiratory allergies, and experts estimate that three to four million ... Continue reading

Pollen grains magnified under the microscope.

What's So Bad About Cholesterol?

Cholesterol has a worse reputation than it deserves. This waxy lipid (a kind of fat) is essential to good health. It builds the membranes that hold cells together. It's used in making certain hormones ... Continue reading

Cholesterol build-up diagram.

The Neurological Complications Of Lyme Disease

Lyme disease is caused by a bacterial organism that is transmitted to humans via the bite of an infected tick. Most people bitten by an infected tick develop a characteristic skin rash around the area ... Continue reading

The Placebo Effect

To test new drugs, researchers usually divide their subjects into two groups. One group receives the experimental drug. The other receives a placebo or 'sugar pill' that should have no effect on the ... Continue reading

Which of these pills is the real thing?