Mountain rescuers were called to three incidents in Cumbria on Sunday.
The Patterdale team were called out when a 75-year-old woman suffered a heart attack while walking between Sticks Path and Greenside.
An RAF helicopter flew the woman to hospital in Carlisle.
The team were also in action when an 80-year-old woman, from Berkshire, was taken to hospital in Penrith after suffering breathing difficulties on the fells.
And the Langdale/Ambleside team were called out when a walker from Chester-le-Street broke his ankle descending a steep path on Low Pike.