health-letter
Ophthalmologists can now perform cataract surgery using lasers instead of scalpels to make incisions. Three-dimensional imaging provides the precise measurements needed for laser use.
People who engage in leisure-time physical activity can extend their lives by as much as four years, compared with similar-weight people who do no such activity. Being active and also maintaining a healthy weight boosts longevity by more than seven years.
Depression and obesity are linked. Obesity affects parts of the brain that regulate mood. Low energy and low motivation from depression can translate into less activity and exercise. The result may be weight gain.
Harvard researchers have developed a new way to detect signs of cancer early. They’ve invented a hand-held device that quickly determines the number of microvesicles-shed by tumors-in a drop of blood.
When it comes to blood pressure readings, systolic pressure matters more than diastolic pressure, and older people clearly benefit from treatment.
Transcatheter aortic valve replacement (TAVR) is a new procedure for people with aortic stenosis who are unable to have a valve replaced with open-heart surgery. With TAVR, a catheter takes the replacement valve through the leg artery to the heart.
For people with non-small cell lung cancer that carries a mutation in the gene KRAS, a combination of the drug selumetinib and the chemotherapy drug docetaxel may be more effective than chemotherapy alone.
Proton-pump inhibitors (PPIs) are drugs that are often prescribed for people who suffer from chronic heartburn or another digestive disorder. They are available over the counter and by prescription. They work by reducing the production of stomach acid.
Chronic kidney disease (CKD) is associated with a higher risk of death at any age. Preventing CKD or at least slowing its progress is not only possible but should be a priority for everybody.
A new tool called a decision aid can help make sure people with a herniated disc understand all aspects of treatment. The tool is a questionnaire with multiple-choice questions. A doctor can then take the results and address any knowledge gaps.