(HealthDay News) -- If you're plagued with chronic fatigue syndrome, it may seem natural to want to avoid exercise. But physical activity is a great treatment, experts say.

(HealthDay News) -- It's easy to derail your diet plan while you're on vacation. But experts say you can enjoy the local fare without packing on the extra pounds.

TUESDAY, Jan. 15 (HealthDay News) -- Doctors fail to diagnose most patients with alcohol problems when they rely solely on their suspicions, rather than using proven screening methods, a new study finds.

TUESDAY, Jan. 15 (HealthDay News) -- The lowly -- but very tenacious -- mussel has helped researchers develop new medical adhesives for sealing surgical incisions and other wounds.

TUESDAY, Jan. 15 (HealthDay News) -- Nations whose people consume the most milk and dairy products have a lot of Nobel Prize winners, research shows.

TUESDAY, Jan. 15 (HealthDay News) -- Flu vaccination rates among U.S. children were lower than expected over a recent five-year period, a new study reports.

TUESDAY, Jan. 15 (HealthDay News) -- Minority patients in the United States are less likely than whites to be screened for colorectal cancer, a new study finds.

TUESDAY, Jan. 15 (HealthDay News) -- More than two-thirds of family doctors now use electronic health records, and the percentage doing so doubled between 2005 and 2011, a new study finds.

TUESDAY, Jan. 15 (HealthDay News) -- Low birth weight does not increase the risk of asthma in young children, a new study suggests.

Here are some of the latest health and medical news developments, compiled by the editors of HealthDay:

TUESDAY, Jan. 15 (HealthDay News) -- The Obama administration is giving states additional time to set up so-called health insurance exchanges, a key element of the 2010 health reform law designed to bring coverage to an estimated 30 million Americans who don't have insurance.