Cannabidiol (CBD) is one of at least 113 active cannabinoids identified in cannabis. It is a major phytocannabinoid, accounting for up to 40% of the plant's extract. CBD is considered to have a wide scope of potential medical applications - due to clinical reports showing the lack of side effects, particularly a lack of psychoactivity (as is typically associated with ∆9-THC), and non-interference with several psychomotor learning and psychological functions. == Research == === Epilepsy === Dravet syndrome is a rare form of epilepsy that is difficult to treat. It is a catastrophic form o...

The Sydney central business district (also Sydney CBD, and popularly referred to as "town" or "the City") is a suburb and the main commercial centre of Sydney, New South Wales, Australia. It extends southwards for about 3 km (2 mi) from Sydney Cove, the point of first European settlement in which the Sydney region was initially established. Due to its pivotal role in Australia's early history, it is one of the oldest established areas in the country. Geographically, its north–south axis runs from Circular Quay in the north to Central railway station in the south. Its east–west axis runs from a...

A Central Business District (CBD) is the commercial and business centre of a city. In larger cities, it is often synonymous with the city's "financial district". Geographically, it often coincides with the "city centre" or "downtown", but the two concepts are separate: many cities have a central business district located away from its commercial or cultural city centre or downtown. Both the CBD and the city centre or downtown may also coincide with the central activities district. A city's CBD is usually typified by a concentration of retail and office buildings. The CBD usually has an urban density...

Copacabana (local and standard Portuguese pronunciation: [kɔpakɐˈbɐ̃nɐ] or [kɔpɐkaˈbɐ̃nɐ], (rarely [kɔpakaˈbɐ̃nɐ] and [kopɐkaˈbɐ̃nɐ] in other Brazilian dialects) is a bairro (neighbourhood) located in the South Zone of the city of Rio de Janeiro, Brazil. It is known for its 4 km balneario beach or 2.5 miles , which is one of the most famous in the world. == History == The district was originally called Sacopenapã (translated from the Tupi language, it means "the way of the socós (a kind of bird)") until the mid-18th century. It was renamed after the construction of a chapel holding a replica of...

Ipanema (Portuguese pronunciation: [ipaˈnẽmɐ]) is an affluent neighbourhood located in the South Zone of the city of Rio de Janeiro (Brazil), between Leblon and Arpoador. The beach at Ipanema became widely known by the song "The Girl from Ipanema" ("Garota de Ipanema"), written by Antônio Carlos Jobim and Vinícius de Moraes. == Etymology == The word "Ipanema" comes from the Tupi language and possibly means "stinky lake", from upaba ("lake") and nem ("stinky") or "bad water; river without fish" from "y" (water) and "panema" (bad). == History == Most of the land that Ipanema consists of today once...