Taking vitamin B may not reduce memory loss risk after all

A new study suggests that taking vitamin B and folate supplements does not lower the risk of memory loss, despite previous observational studies suggesting otherwise.

Taking vitamin B may not reduce memory loss risk after all

A new study suggests that taking vitamin B and folate supplements does not lower the risk of memory loss, despite previous observational studies suggesting otherwise.

What is caffeine? How does caffeine work?

Learn all about caffeine – the most commonly used drug in the world. Find out about how caffeine affects the body, how it works and if caffeine has any health benefits or risks.