The effects and functions of drinking ginger tea are as follows:

1. Increase body heat: Ginger tea contains spicy ingredients, which can increase body heat, accelerate blood circulation and metabolism, and make people produce Feeling of heat.

2. Relieve cold symptoms: Ginger has antiviral effects and can relieve symptoms such as sore throat, coughing and sneezing caused by respiratory infections.

3. Relieve gastrointestinal discomfort: Ginger tea can reduce gastrointestinal discomfort symptoms such as nausea, vomiting, bloating, diarrhea, etc., and can also promote gastrointestinal motility.

4. Lower blood sugar and cholesterol: Ginger tea contains curcumin, gingerol and other ingredients, which can lower blood sugar and cholesterol, and is beneficial to preventing type 2 diabetes and cardiovascular and cerebrovascular diseases.

5. Reduce inflammation and pain: Curcumin and gingerol in ginger tea have anti-inflammatory and analgesic effects, which can reduce pain and inflammatory symptoms such as arthritis, headaches, and muscle pain.

6. Promote the immune system: Curcumin in ginger tea can promote the activity of immune cells, enhance immune system function, and help prevent infections and diseases.

In short, ginger tea is a nutritious and medicinal drink that can bring many benefits to the body. However, you should be careful not to overdose when using ginger tea, especially for patients with kidney disease, ulcers, high blood pressure, etc.