Malte Mueller via Getty Images/fStop Have you become deconditioned in lockdown? The pandemic saw us sink deeper into our sofas and stay at home more than ever before. As gyms closed, our daily exercise levels dropped – and so, too, did our levels of incidental movement: the walk from the car to work, the desk to the meeting room, the toilet to the communal kettle. One survey of 8,000 Brits by Nuffield Health found 73% of people failed to meet NHS recommendations on exercise since March last year – that’s at least 150 minutes of moderate intensity activity or 75 minutes of vigorous intensity activity a week. Meanwhile, one quarter of over-55s have done no exercise