overreaching is transient overtraining ✔

increasing frequency/intensity/duration of an exercise for improvement ✔

decreased appetite. Noticeable behavioural change in food intake leading to body weight loss/fat and muscle loss ✔

chronic soreness such as muscle or bone tenderness/soreness «which is a sign the muscles are not recovering» ✔

fatigue indicators including sleep disturbance «combination of nervous system and or hormonal system overload»/nausea ✔

elevated resting HR/BP ✔

unexplained decline in performance ✔

increased susceptibility to infections/reduced immune function/ continual catabolic state ✔

Award $1 max$ for listing three indicators.