University of Oxford

Mexican tetra fish

Sterilised silk from Asian wild silkworms had properties well suited to spinal repair, according to a study

It found that higher blood pressure in early life was associated with a significantly greater future risk of mitral regurgitation, a condition which makes the heart less efficient at pumping blood around the body, and in severe cases can lead to hear

Those who help their friends, family or even strangers may lead a happier life than those who do not.