HB or Hb may refer to:
HBO (Home Box Office) is an American premium cable and satellite television network owned by Home Box Office, Inc., a subsidiary of WarnerMedia Entertainment.
HBOS plc was a banking and insurance company in the United Kingdom, a wholly owned subsidiary of the Lloyds Banking Group, having been taken over in January 2009. It was the holding company for Bank of Scotland plc, which operated the Bank of Scotland and Halifax brands in the UK, as well as HBOS Australia and HBOS Insurance & Investment Group Limited, the group's insurance division.
HBO (previously known as HBO Canada) is a Canadian premium television network from Crave (formerly The Movie Network), which is owned by Bell Media.
HBO (Home Box Office), which was originally established as a premium cable television channel in the United States, has expanded worldwide.
HBO Max is an upcoming American subscription video on demand service from WarnerMedia Entertainment, a division of AT&T's WarnerMedia.
HBO Europe is a premium television group of channels by HBO. It is available as a group of film channels and streaming television services in Hungary, Poland, Czech Republic, Slovakia, Romania, Bulgaria, Croatia, Slovenia, Serbia, Montenegro, Bosnia and Herzegovina, North Macedonia, Moldova while VOD-only services with original programming is available in Spain, Sweden, Norway, Denmark, Finland and Portugal.
Beta globin (also referred to as HBB, β-globin, haemoglobin beta, hemoglobin beta, or preferably haemoglobin subunit beta) is a globin protein, which along with alpha globin (HBA), makes up the most common form of haemoglobin in adult humans, the HbA.
HBO Go is a TV Everywhere service offered by the American premium cable network HBO. It allows HBO subscribers to stream video on demand selections of HBO content, including current and past series, films, specials, and sporting events, through either the HBO website, or apps on mobile devices, video game consoles, and digital media players.