Is drinking coffee good or bad for your health?

Benefits of Coffee:

1. Coffee contains certain nutrients. Nicotinic acid in coffee contains vitamin B, which is higher in roasted beans. And there are free fatty acids, caffeine, tannic acid and so on.

2. Coffee is good for the skin. Coffee can promote metabolic function, activate digestive organs, constipation has a great effect. Bathing with coffee powder is a kind of thermotherapy, which has the effect of losing weight.

3. Coffee has a hangover effect. Drinking coffee after drinking will quickly oxidize acetaldehyde converted from alcohol and decompose it into water and carbon dioxide and expel it from the body.

4. Coffee can eliminate fatigue. To eliminate fatigue, it is necessary to supplement nutrition, rest and sleep, and promote metabolic functions, and coffee has these functions.

5. Three cups of coffee a day can prevent gallstones. Caffeinated coffee stimulates contraction of the gallbladder and reduces cholesterol in bile, which can form gallstones. Harvard University researchers found that men who drink two to three cups of coffee a day have a 40 percent lower chance of developing gallstones.

6. Drinking coffee regularly can prevent radiation damage. Radiation damage, especially the radiation of electrical appliances, has become a more prominent pollution. Indian atomic researchers reached this conclusion in mouse experiments and said it could be applied to humans.

7. Coffee's health benefits. Coffee has the functions of antioxidation and heart protection, strengthening muscles and bones, benefiting waist and knees, stimulating appetite, eliminating fat, eliminating accumulation, removing dampness from orifices, activating blood circulation and removing blood stasis, stopping wind and stopping spasm, etc.

8. The emotional impact of coffee. Experiments have shown that the average person absorbs 300 mg (about 3 cups of brewed coffee) of caffeine a day, which will have a good effect on a person's alertness and mood.

Bad things about coffee:

1. When you're nervous, you mess up.

Caffeine improves alertness, agility, memory and concentration. But drinking more coffee than you're used to can produce stimulants similar to those consumed in the same dose, which can cause nervousness. For people prone to anxiety disorders, caffeine exacerbates sweaty palms, palpitations and tinnitus.

2. Increased blood pressure

Caffeine is often combined with other simple painkillers because of its analgesic effect, but if you take it in large quantities for a long time, if you already have high blood pressure, using large amounts of caffeine will only make your situation worse. Because caffeine alone can increase blood pressure, if combined with emotional stress, it will have a dangerous multiplier effect, so people at risk of high blood pressure should avoid drinking caffeinated beverages especially when working under high stress. Some regular coffee drinkers think they are immune to caffeine's effects, but that's not the case, with one study showing blood pressure can rise for up to 12 hours after drinking a cup of coffee.

3. induced osteoporosis

Caffeine itself has a good diuretic effect, if long-term and large amounts of coffee, easy to cause bone loss, bone preservation will have an adverse impact, for women, may increase the threat of osteoporosis. However, the premise is that the usual food is already lacking in adequate calcium intake, or people who do not often move, plus post-menopausal women, calcium loss caused by lack of estrogen, these conditions plus a lot of caffeine, may pose a threat to bones. If you can enjoy it in reasonable amounts, you can still do it without choking.

In addition, the following six people should not drink coffee:

Suffering from hypertension, coronary heart disease, arteriosclerosis and other diseases-long-term or large amounts of coffee drinking, can cause cardiovascular disease.

Older women-Coffee reduces calcium and causes osteoporosis. After menopause, women need ten times more calcium per day.

Stomach sufferers-drinking too much coffee can cause stomach problems to worsen.

Pregnant women-drinking too much coffee can lead to fetal abnormalities or miscarriage.

Vitamin B1 deficiency-Vitamin B1 can maintain the balance and stability of the nervous system, and coffee has a destructive effect on it.

Cancer Patients-Drinking too much coffee poses a cancer risk to normal people.