Health and sports performance monitoring are benefiting from new forms of connectivity, as apps and devices record our activities and vital signs, and link them to a variety of analytical services. This week a heart monitor, weighing scales and a bicycle camera are the focus of a fitness gadget workout.

Imagine touch-typing or playing a piano in the air, moulding virtual clay with your hands or simply scrolling effortlessly through web pages. The Leap can handle all this by sensing finger and hand movements and translating them to a computer and its display, reducing the need for keyboard, mouse or touchscreen.

A sign of a hot Android product is when Google gives thousands away to reward developers at its annual conference. The HTC Evo 4G smartphone was the freebie in May 2010 and the Samsung Galaxy Tab 10.1 tablet was last year’s. Updated versions of both went on sale this week. But are they a match yet for the latest iPad and iPhone?

AMD launched its second-generation “Trinity” processors, touting longer battery life and lower prices than Intel’s offerings for notebooks and PCs, while Nvidia threatened to challenge Intel in the data centre and enterprise with the unveiling of its VGX graphics processing unit (GPU) platform.

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Consider office work a slog? Feel like you’re on a hamster wheel? Then perhaps the addition of a treadmill desk to your work environment may not appeal. However, some of those who feel office life is too sedentary and unhealthy are turning to the treadmill-desk concept. LifeSpan TR 1200-DT Treadmill Desk: 4/5

The leading PC maker also unveiled Ultrabooks under its Envy brand name including a new model of the Spectre, the premium ultrabook it introduced at the Consumer Electronics Show in January.

John Riccitiello, chief executive, also used EA’s quarterly earnings call with analysts on Monday to argue the success of EA’s own digital and social strategy, defend falling subscriber numbers for its Star Wars online game and announce a big investment in next-generation console games. Details after the jump.

The app features fast switching between different tracks, almost full-screen album art and intuitive navigation for swiping through information about artists and opening panes on similar artists.

As the name suggests, this is a big brother to the original Bluetooth wireless speaker, with a much larger frame and sound, plus added features, as I discovered in a few days of testing.

Apple has accumulated 125m users of its iCloud service just six months after the launch. But while it does a great job of saving and moving photos and music between different Apple devices, it is less agile with documents, video and non-Apple products – a weakness that three updated services are exploiting.