3. Unusual fatigue or reduced stamina
You finish normal daily tasks yet feel drained earlier in the day, or recovery after light activity takes longer than it once did. This lack of strength can make previously enjoyable outings feel more tiring without an obvious reason. Clinical listings include unusual tiredness as something worth noting when it appears alongside other changes.
4. Trouble sleeping or restless nights
Falling asleep may take longer, or you wake more often without a clear cause. Some describe restless legs or a general sense that sleep does not refresh them as well. Sleep disturbances appear in reported experiences and can quietly affect mood and energy the following day.
5. Headaches that come and go
