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  2. PayPal - Wikipedia

    en.wikipedia.org/wiki/PayPal

    eBay, PayPal, Kijiji and StubHub, 500 King Street West, Toronto, April 2014. PayPal Holdings, Inc. is an American multinational financial technology company operating an online payments system in the majority of countries that support online money transfers; it serves as an electronic alternative to traditional paper methods such as checks and money orders.

  3. Digital wallet - Wikipedia

    en.wikipedia.org/wiki/Digital_wallet

    A digital wallet, also known as an e-wallet or mobile wallet, is an electronic device, online service, or software program that allows one party to make electronic transactions with another party bartering digital currency units for goods and services. This can include purchasing items either online or at the point of sale in a brick and mortar ...

  4. Payment gateway - Wikipedia

    en.wikipedia.org/wiki/Payment_gateway

    A payment gateway is a merchant service provided by an e-commerce application service provider that authorizes credit card or direct payment processing for e-businesses, online retailers, bricks and clicks, or traditional brick and mortar. [1] The payment gateway may be provided by a bank to its customers, but can be provided by a specialised ...

  5. What Are the Stages and Types of Hypertension? - Healthline

    www.healthline.com/health/types-and-stages-of...

    There are four stages of hypertension: elevated, stage 1, stage 2, and hypertensive crisis. There are also different types: primary, secondary, resistant, malignant, and isolated. “Hypertension ...

  6. Periorbital Edema: Pictures, Causes, and Treatments and More

    www.healthline.com/health/periorbital-edema

    smoking. Smoking cigarettes can lead to hormonal imbalances causing fluid retention. allergies. Allergic reactions can cause inflammation of the small blood vessels (capillaries) around the eyes ...

  7. What to Know About Patient Portals - WebMD

    www.webmd.com/a-to-z-guides/patient-portals-overview

    A patient portal is a secure website set up by a health care system, hospital, or clinic. The tools (or features) vary, depending on the portal. Patient portals can help you access medical records ...

  8. Portal hypertension - Wikipedia

    en.wikipedia.org/wiki/Portal_hypertension

    A dilated portal vein (diameter of greater than 13 or 15 mm) is a sign of portal hypertension, with a sensitivity estimated at 12.5% or 40%. [18] On Doppler ultrasonography , a slow velocity of <16 cm/s in addition to dilatation in the main portal vein are diagnostic of portal hypertension. [ 19 ]

  9. Lowering Your High Cholesterol: 6 Exercises That Will Pay Off

    www.healthline.com/health/high-cholesterol/...

    Any exercise is better than none, according to some research, and studies have shown that the following six types are effective at reducing high LDL cholesterol levels. 1. Go for a nice run or jog ...