The drug appears to reduce the pace of the disease, in early data from clinical trials.
People should prepare for a rampant flu season, say experts, based on what Australia has experienced.
Muscle-strengthening exercises are important in weekly exercise in old age, research suggests.
Other groups have reported higher protection, but the results are still seen as a triumph.
A question everyone's asking: what's my Covid risk? Here's how to find out.
Borrowing - which hit a record £22.3bn in October - cannot go on indefinitely, chancellor says.