Actually not some, thousands of our blood cells die everyday and are replaced by new cells. Human body cells die for one of two reasons. read more
Actually not some, thousands of our blood cells die everyday and are replaced by new cells. Human body cells die for one of two reasons. They either suffer some sort of environmental trauma that causes cell death suddenly and accidentally, or they kill themselves off in a planned, controlled process known as apoptosis. read more
When you are young, your body is able to repair most of this damage. But as you get older, the repair process is less efficient. Some researchers think that boosting our natural defences against these chemical onslaughts may lessen the effects of ageing. read more