Research performed in the United Kingdom shows that almost three quarters of mobile phone subscribers are wasting an average of nearly £200 on misjudged contracts, totaling nearly £5 billion a year in the UK. The main cause is that people believe they will spend more minutes on the phone than they do in the end.

A new medical study published in The Journal of the American Medical Association shows that years after using estrogen-only therapy for their menopause, some women displayed a markedly reduced risk of breast cancer and heart attack.

Regular yoga sessions can reduce the risk of atrial fibrilation by half, in addition to its already proven effects of lowering high blood pressure and cholesterol levels. Researchers in Kansas studied the effect of yoga on the common and potentially dangerous irregular heartbeat, which is a leading cause of stroke and affects mostly the elderly.

A study performed by Scottish scientists from Edinburgh University shows that diabetics have 70 percent more chances to die from liver disease than those who don’t suffer from the condition, as it can lead to scarring of the liver – also known as cirrhosis – and cancer.

U.S. scientists have discovered a link between migraine auras and problems with the heart in children, in a study of 109 children over six who suffered from migraines. Migraine aura is a visual disturbance that sometimes accompanies a type of migraines, and manifests as seeing flashing or flickering lights, numbness, tingling sensations and slurred speech.

As people started to worry about the level of radiation they were exposed to during the new scans at airports, U.S. researchers studied the issue and found that the scanners were an “extremely low” source of radiation exposure, posing no significant threat to people’s health. Their findings were published in the Archives of Internal Medicine on Monday.

Adolescents and young adults are more predisposed to premature death than children, according to a global report that compiled data from 50 countries over a period of 50 years. The results show that the overall mortality has decreased lately, but mortality rates were slightly higher among teenagers and young adults, the main causes of death being violence, suicide and road accidents.

Scientists have gained new insight into acute myeloid leukaemia’s “secrets” as they have discovered three groups of mutations underlying this form of cancer that affects white blood cells.

A new study carried out by a team from the University of Leeds suggests that a good round of laughter can help heal leg ulcers, the experts claiming that good nursing and the occasional laugh can get the body heal faster than using the latest technology.

A new study on the effects of passive smoking to the unborn children suggests that pregnant women should stay away from smokers until birth if they want to protect their children from the risk of stillbirth or birth defects.