Rear view of a man with curly hair in a black sports uniform warming up before starting his race in the morning in the autumn forest

rear view man curly hair black sports uniform warming up race morning autumn forest healthy habits lifestyle jogging exercise wellness active outdoor preparation runner autumnal foliage workout athlete health fitness trail trees nature routine stretching fresh air running physical activity serenity wellbeing vitality endurance autumn colors healthy lifestyle jogger cardiovascular morning routine motion motion blur fit sportswear