In some cases, headache and nausea are signs of a serious underlying health condition. You should seek immediate medical attention if you experience a very severe headache, if your headache and nausea worsen over time, or if you experience any of these symptoms along with your headache and nausea: slurred speech ; confusion; dizziness
Drinking milk before bedtime is a folk remedy for people who suffer from acid reflux and heartburn during the night. Milk has a soothing effect on the stomach and throat, providing temporary relief. But milk also has a rebound effect that can cause heartburn later.
Why does milk turn sour? Milk contains many bacteria which are not harmful for human beings. One of which gives milk sweet characteristic and the other gives it sour characteristic sweet one works more efficiently under the cold condition and sour one works more efficiently in warm conditions.