Not to mention, there’s also the old investing adage, “buy low and sell high.” If you bought Ethereum right now, you’re buying high. If you still need reasons to avoid it, though, the Motley Fool makes a good case for keeping digital currency out of your portfolio: your investment options are limited, there aren’t any safety protocols, and most of us don’t really completely understand how they work. “Most people have no clue how Bitcoin or Ethereum work, or understand how they’re challenging monetary theory. That’s a dangerous formula for volatility and potential money loss,” writer Sean Williams says.
Web services track users for a wide variety of reasons. Web sites and analytics companies may track to know how many unique users visit their sites, or to learn how users navigate within a site. Advertising networks may track you in order to measure the effectiveness of the ads they serve, or to create a web surfing profile for you that is used to create more personalized ads. A mobile advertiser promoting an app may track you on your mobile devices in order to understand which of their ad campaigns resulted in more downloads of their app.
Your hematocrit level is the amount of red blood cells present in your blood. For adult males, it should be around 45% of your blood; for adult females, around 40%.  The hematocrit level is an important determining factor in diagnosing different illnesses. An increase in hematocrit level means that you may be experiencing shock or hypoxia – a condition where there is a depleted amount of oxygen circulating in your body. On the other hand, lower levels of hematocrit will mean that you may have anemia or a condition where there is insufficient amount of oxygen circulating in your blood . If your hematocrit level has spiked, start with Step 1 below to bring it back to a normal range.