If you always feel tired in the morning, you will start to feel refreshed in the afternoon and feel more energetic at night, which may be related to your biological clock and personal habits. Here are some suggestions to help you improve this situation:

Regular sleep time: Make sure you have enough sleep time and try to keep a regular sleep schedule. Try to sleep at a fixed time at night and get up at a fixed time in the morning. This helps to adjust your biological clock and make your body adapt to a more suitable sleep time.

Create a good sleeping environment: Make sure your sleeping environment is quiet, comfortable and dark. Avoid irritating light and noise, and keep proper temperature. Use comfortable mattresses and pillows to help you sleep better and stay asleep.

Control caffeine and stimulants: Caffeine and other stimulants (such as nicotine and alcohol) may affect your sleep quality and sleep time. Try to reduce caffeine intake in the afternoon and evening to avoid affecting sleep.

Regular exercise: Moderate physical activity helps to regulate your biological clock and improve the quality of sleep. But try not to do strenuous exercise before going to bed at night, so as to avoid excessive stimulation and difficulty falling asleep.

Daytime nap: If you feel particularly tired in the morning, you can try to take a short daytime nap at the right time. However, we should pay attention to controlling the time to avoid taking a long nap, so as not to affect sleep at night.

Pay attention to diet and water intake: keep a balanced diet, pay attention to nutrition intake and proper water intake. Avoid being full or hungry, and eating too much caffeine and sugar, which may affect your energy level and sleep quality.

If your problem persists and seriously affects your life and daily function, it is recommended to consult a doctor or a sleep expert. They can provide more personalized advice and help according to your specific situation.