David Moyes fears a Premier League injury pile-up if players are rushed back from coronavirus lockdown in a bid to complete the current season.
Authorities are still wrestling with the problem of how to finish the campaign in such a tight timescale, with clubs likely to need to play three games a week.
And while the West Ham boss wants a four-week training build-up once the restrictions ease, he acknowledged clubs are unlikely to get what they wish for - and could pay the price as a result.
Moyes told the Keys & Gray Show on beIN Sports: 'I think that four weeks would be ideal.