Move a deciduous tree in early spring before it begins to leaf out or early fall after the leaves begin to turn color. Donât move evergreens during a growth flush or in the fall when itâs too late for them to become established before winter weather arrives. Late summer is usually a good time to move evergreens.
Caffeine is a central nervous system stimulant that reduces fatigue and drowsiness. At normal doses, caffeine has variable effects on learning and memory, but it generally improves reaction time, wakefulness, concentration, and motor coordination.
Once in the bloodstream, it travels to the brain. Because caffeine is a stimulant, it increases activity in the brain and other parts of the central nervous system. Some people may be more sensitive to the effects of caffeine than others. Instead of feeling energetic, some of us may feel nervous or restless.