I use Chrome on my Samsung Galaxy Note 10” tablet as Firefox will not increase the text size as much as Chrome does. Safari is an offshoot of Firefox so try Chrome as others suggest to see if that makes a difference.
Safari has had this issue
https://discussions.apple.com/thread/5385998
Mac Safari had this since 2010. The answer was to turn off hot corners. https://discussions.apple.com/thread/2430039
Another forum:
http://forums.imore.com/ios-8/302019-safari-stop-reloading-my-pages.html
Originally Posted by nickbarnes
I have found a fix for myself.
Go to Settings, Safari, Clear History and Website Data.
It got to the point for me whenever I opened a net tab everything would refresh.
Hopefully it works for everyone else aswell. It was infuriating.
“”Safari is an offshoot of Firefox...”
Huh?