A trend is a form of collective behavior in which a group of people enthusiastically follow an impulse for a short period. Trend, trending, or trends may also refer to: Data patterns and forecasting Market trend, a period of time when prices in a financial market are rising or falling faster than their historical average Real estate trend, changes impacting real estate brokers, agents and the housing industry Twitter trends, words, phrases, or topics that are mentioned at a greater rate than others on Twitter Food trends Trend estimation, the statistical analysis of data to extrapolate trends Periodic trends, the tendency of chemical characteristics to follow patterns along rows or columns of the periodic table of elements Trend type forecast, a short period weather forecast supplied to airfields Arts, entertainment, and media Periodicals Trend (magazine), an Austrian business weekly Trends (American magazine), published in Arizona Trends (Belgian magazine), a Belgian business magazine Trends (journals), a series of scientific journals of biology published by Cell Press Other The Trend (TV programme), a Kenyan talk show Trend Records, a record label Trending, a radio programme on the BBC World Service "Trends" (short story), a 1939 science fiction short story by Isaac Asimov Trend (typeface), a type face cut by Baltimore Type Foundry Other uses Trend, Denmark, a town in North Jutland The Trend, a Marxist-Leninist political movement of the mid-1970s through the mid-1990s in the United States Google Trends, a website that analyzes the popularity of Google Search queries Trend, the former brand name of Purex (laundry detergent), launched in 1946 See also Trendz (disambiguation) Trend line (disambiguation) Trend Micro, a Japanese company that develops anti-virus computer software Trendies, a teenage subculture in Europe and the US from the 1990s to the 2010s