Ordinary calcium supplements taken by the elderly to strengthen bones may boost the risk of heart attacks, according to a study released Friday. Read more »

Safeguards to protect patients from risky drugs should have less paperwork and more consistency, drugmakers and pharmacy representatives said this week during a U.S. Food and Drug Administration meeting. Read more »

Researchers have developed an implantable sensor that measures blood sugar continuously and transmits the information without wires -- a milestone, they said, in diabetes treatment. Read more »

An updated edition of a mental health bible for doctors may include diagnoses for "disorders" such as toddler tantrums and binge eating, experts say, and could mean that soon no-one will be classed as normal. Read more »

New research suggests that drinking lots of artificially sweetened beverages may be linked with an increased risk of premature births. Read more »

People with high levels of the so-called good cholesterol HDL tend to have fewer heart attacks but HDL may offer little protective benefit in people who take statins to lower harmful LDL cholesterol, U.S. researchers said on Wednesday. Read more »

Most people who have a common knee ligament injury fare just as well with intense physical therapy as they do with surgery, according to a study comparing the two techniques released on Wednesday. Read more »

The Medicare drug benefit may be helping more older Americans with heart failure get the medications recommended for controlling the disease, a new study finds. Read more »

Very high cholesterol levels in kids may decline over time even without intervention, researchers from the U.S. Centers for Disease Control and Prevention (CDC) have found. Read more »

Some obese adults may be at increased risk of having their breathing difficulties misdiagnosed as asthma, a new study suggests. Read more »