Shorn of the rituals of old, death maroons us in grief

Jenni Russell: The pain of bereavement is worsened by isolation, but few of us now know how to speak about their own - or others' - loss

Medical jewellery moves out of the 1970s and into the 21st century

An ex-SAS soldier has come up with a flash way to store personal medical data

Magnetic interference could pose risk to patients with surgically implanted heart monitoring devices

Research project aims to discover whether console can be used to tackle obesity in schoolchildren

Companies are taking insufficient steps to ensure face creams and other products are safe

Project Masiluleke will send millions of text messages to increase HIV/Aids awareness, testing and treatment, reports Bobbie Johnson

Search giant to fund research aimed at detecting and preventing virulent new diseases

Research suggests that spending time searching the web may stimulate the brain of elderly people more than reading a book

Dan Roberts: The world's first download-to-mobile therapy service promises to soothe your troubled mind

For many people with serious illnesses, blogging offers a way to cope and share their stories. By Joanna Moorhead