Could you correct my grammar , Please?

To begin with , People these days are very wearied about their health . Coffee has many health benefits. Coffee has dozens of proven and widely-suggested health benefits. According to researchers that worked for a few years to find out that coffee can increases Alertness because caffeine is a well-known to increase alertness in individuals. This is because it stimulates the nervous system and regulates blood pressure. And another fact that coffee help to burn extra calories t because coffee boosting your metabolism. One cup of Coffee every morning can give an energy that help you workout and exercise for longer time. In fact, It is also low in calories. On the other hand , people who drink tea most of the time have a higher blood pressure . That lead to heart attack and other health problems .A statistics Scotland study found that People who drink coffee are less likely to get heart disease than tea drinkers. . In short, drinking coffee is better than drinking tea because of health benefit.