In Ystradgynlais in south Wales, Joe Crowley visits a local rugby club where mental health is every bit as important a physical fitness. Anita Rani gets knitting with a group of grandmothers whose woolly wonders have given them a new lease of life. Tom Heap discovers what new rules around gene editing could mean for the future of our food. Nigel Owens, former international rugby referee turned farmer and current president of the National Federation of Young Farmers' Clubs, explains how he has dealt with mental health, and Adam Henson catches up with a young Welsh farmer to find out what can be done to combat loneliness in agriculture. Adrian Chiles is in Dorking in Surrey to explore more weird and wonderful goings-on in our countryside.