Homeopathy is bunkum

Sue Blackmore: If any money is going spare for the NHS, let's spend it on real medicine that actually works.

Flight socks can cut risk of blood clots by 90%, say researchers

· Stockings ease blood flow to prevent DVT · Finding was based on analysis of nine trials

Alok Jha meets the scientist who wants to recruit half a million people for a controversial medical project.

· Wrigley's backs research project at science institute · Weight loss among several claims to be studied

Sarah Boseley: Another wonder supplement bites the dust.

· Huge study of causes of ill-health starts next week· Project likely to turn into an albatross, say critics

· Inability to restart breath might put babies at risk · Mechanism controlled by separate part of brain

· Rats' intake of food cut by half in research tests · Questions still remain, warns specialist

· Researchers believe virus attaches to foreskin cells· Men urged to keep practising safe sex