Blood clots are your body's natural way to stop bleeding when you get injured. But sometimes clots form inside your blood vessels when they shouldn't. That can lead to serious health problems like strokes or deep vein thrombosis (DVT). Understanding how clots form can help you stay safe and recognize warning signs early.
When a blood vessel gets damaged, platelets and proteins in your blood gather to create a plug that seals the injury. That's positive—this quick response prevents excess blood loss. However, clots can form unnecessarily if your blood is too thick or flows too slowly. Things like sitting for too long, some medical conditions, or certain medications increase the risk.
Risk factors for unwanted blood clots include obesity, smoking, pregnancy, and surgery recovery. Age and genetics can also play a role. Some medications like birth control pills might increase your chance of clotting, so it’s important to talk to your doctor if you’re concerned. Dehydration and illnesses that inflame your blood vessels can also contribute.
Sometimes clots float and get stuck in vital organs, causing blockages. A clot in the lungs (pulmonary embolism) or brain (stroke) can be life-threatening. Early symptoms like swelling, redness, or sudden pain in limbs need attention. If you notice chest pain or shortness of breath, seek emergency care immediately.
Staying active is one of the easiest ways to lower your chance of clot formation. Avoid long periods of inactivity during travel or work. Drinking plenty of water keeps blood flowing smoothly. If your doctor prescribes blood thinners, take them exactly as directed. Wearing compression socks after surgery or if you’re prone to clots also helps improve blood circulation.
Keep up with regular checkups so any risk factors like high blood pressure or diabetes are managed properly. Remember, understanding your body's signals and staying mindful of lifestyle habits go a long way in preventing dangerous blood clots.