A hangover feels like a collection of unpleasant physical and mental symptoms that occur after drinking too much alcohol. Common experiences include:

• Fatigue and weakness, making you feel extremely tired and drained.
• Thirst and dry mouth due to dehydration.
• Headache, often severe, sometimes described like a migraine.
• Muscle aches and general body discomfort.
• Nausea, stomach pain, and sometimes vomiting.
• Dizziness or a sensation that the room is spinning.
• Sensitivity to light and sound.
• Difficulty concentrating or thinking clearly.
• Mood changes such as anxiety, irritability, depression, or feeling down.
• Sweating, shakiness, and a racing heart.
• Poor sleep or feeling unrested despite sleeping.
• A general feeling of malaise or being unwell, sometimes compared to having the flu or a bad cold

Mentally, a hangover can cause regret, guilt, and anxiety, sometimes called "the fear," where you feel a sense of dread or worry about your actions while intoxicated

. The severity and combination of symptoms vary from person to person and can last several hours up to 24 hours or more

. In summary, a hangover feels like a mix of physical discomfort and mental distress, often making it hard to function normally the day after heavy drinking.