new survey from internet-based market research company shows things British people are most afraid of. Top of list is heights. Over half of people who took survey said they had acrophobia – medical name for fear of heights. In second place was fear of snakes, with 21 per cent of people saying they were "very afraid" of slippery creatures. The third biggest fear was public speaking, with 20 per cent being "very afraid" and 36 per cent being " little afraid" of speaking in public. Other things that frighten people most include spiders, mice, needles and injections, sight of blood, flying, and being in small spaces. Number 10 on the list was coulrophobia – fear of clowns. market research company asked over 2,000 people what they were afraid of. They had to rate 13 common phobias from "not at all afraid" to "very afraid". The researchers found that there were big differences between what men and women were afraid of, and what frightened old and young people. researchers said: "All are not created equal when it comes to fears." survey showed that more women than men were afraid of things, especially spiders. These scare third of men and about half of women. Age differences showed young people were more likely to be afraid of public speaking. Those in older age groups were more likely than younger people to be afraid of heights.