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Despite medical advances, the treatment of many chronic diseases remains haphazard and inconsistent. Teenagers with Crohn’s disease, a painful digestive disorder often diagnosed in adolescence, for example, sometimes get conflicting information regarding medications, diet modifications and alternative therapies.

By Ariel Schwartz By offering up their drugs for free to developing countries, drug companies hope to make inroads into new markets, and prevent a few diseases along the way. Intellectual property is crucial for pharmaceutical companies to survive; without it, their pricey blockbuster drugs can be replaced with cheap generics. And yet, big companies like AstraZeneca, Novartis, GlaxoSmithKline, Pfizer, Sanofi, and Merck are willingly putting some of their intellectual property information in a public database

The treatment of hepatitis C virus infections has taken a major step forward with the U.S. Food and Drug Administration’s approval of two new drugs, telaprevir and boceprevir, for managing the disease.

I have first-hand experience of the devastation of depression, in myself and those close to me. Although I have been tempted to try antidepressants, I've never done so. Of course, like everyone reading this column, I know many people who have been treated with antidepressants--not surprisingly, because according to a 2005 survey, one in 10 Americans are now under such treatment

A new video is changing patients' minds about what kind of treatment they want at the end of life. Dr.

An experimental therapy helped a paralyzed man stand for the first time in 4 years. Chris Wragge speaks with Neurologist Dr

The blood-brain barrier keeps bacteria out--which is good. But for patients with brain tumors, it also keeps out life-saving medicine. A startup thinks it can fix that by using ultrasound

Catherine Zeta-Jones is speaking out in People Magazine on her treatment at a mental health facility for bipolar II disorder, following husband Michael Douglas' battle with cancer. CBSNews.com's Ken Lombardi reports.

For more than 50 years microbiologists have warned against using antibiotics to fatten up farm animals. The practice, they argue, threatens human health by turning farms into breeding grounds of drug-resistant bacteria. Farmers responded that restricting antibiotics in livestock would devastate the industry and significantly raise costs to consumers.

Science, it is sometimes claimed, is neutral: it is up to society to decide how to employ research findings.

By Cassandra Willyard Potent chemotherapy drugs such as Taxol (paclitaxel) prompt cancer cells to self-destruct -- but some tumours stubbornly survive the treatment. Two studies have now independently pinpointed a gene that lies behind at least part of this resistance