mature woman in sports wear lying on mat hugging her knees after yoga practice outdoors

active activity adult age aged air beautiful body caucasian chest doing elder elderly exercise female fit fitness fresh green grey hair health healthcare healthy hugging knees leisure lifestyle lying mat mature middleage morning nature old outdoor park peaceful pensioner people person pose practice recreation relax relaxation retirement senior side smile smiling sport sportive sportswear stretching summer sunny training tranquil tree view vitality wellbeing wellness woman workout yoga zen