Etc ..: Five Box Aerobics Venues

Central: Danceworks, 16 Balderton St W1 (071-629 6183). Sat: 3.30-5pm/Tues

7-8.30pm; pounds 6.

Central: Marshall St Leisure Centre 14-16 Marshall St W1B (071-287 1022)

Mon: 8-9.15pm/Wed 1.45-2.45pm/Thurs 8-9.15pm; pounds 6.

North: The Armoury, 25 Pond St NW3 (071-431 2263)

6pm; pounds 4.

South-east: Greenwich Arches Leisure Centre, Trafalgar Rd SE10 (081-792 2919). Mon: 8.30-10pm/Sat 11.30am-12.30pm; pounds 5.

West: Porchester Centre, Queensway W2 (071-792 2919) Mon: 5.30-7pm;

pounds 3.85.

Courtesy of Sportsline (071-222 8000).