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  2. Familial hypercholesterolemia (FH) is a genetic disorder that causes high levels of LDL and total cholesterol in the blood, which can lead to heart disease at a young age.

  3. Frequency-hopping spread spectrum - Wikipedia

    en.wikipedia.org/wiki/Frequency-hopping_spread...

    Frequency-hopping spread spectrum ( FHSS) is a method of transmitting radio signals by rapidly changing the carrier frequency among many frequencies occupying a large spectral band. The changes are controlled by a code known to both transmitter and receiver. FHSS is used to avoid interference, to prevent eavesdropping, and to enable code ...

  4. Ten Symptoms of Heart Failure Getting Worse - Healthline

    www.healthline.com/health/heart-failure/symptoms...

    increased shortness of breath. swelling in the ankles, legs, abdomen, or other parts of your body. fatigue. chest discomfort. sudden weight gain. reduced exercise tolerance. persistent cough or ...

  5. Homozygous Familial Hypercholesterolemia (HoFH): An Overview

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

    Familial hypercholesterolemia (FH) is a genetic disorder characterized by high levels of low-density lipoprotein (LDL) cholesterol in your blood. Doctors classify FH as either homozygous (HoFH) or ...

  6. Homozygous Familial Hypercholesterolemia - WebMD

    www.webmd.com/cholesterol-management/homozygous...

    Homozygous familial hypercholesterolemia is a disorder where it is hard for your body to remove LDL "bad" cholesterol from your blood. The disease raises your chances of a heart attack at an early ...

  7. Heart Failure: When to Call Your Doctor - WebMD

    www.webmd.com/heart-disease/heart-failure/heart...

    Call your doctor immediately if you: Gain 2 or more pounds in 1 day or 5 or more pounds in 1 week. Have swelling in your ankles, feet, legs, or abdomen that’s gotten worse. Have shortness of ...

  8. Bradycardia (Low Heart Rate): Symptoms, Causes, and Treatment

    www.webmd.com/heart-disease/atrial-fibrillation/...

    Confusion or a hard time concentrating. Fainting. Shortness of breath (with or without chest pain) You may also find that you tire out easily with even just a little activity. If you check your ...

  9. Time-division multiple access - Wikipedia

    en.wikipedia.org/wiki/Time-division_multiple_access

    Time-division multiple access ( TDMA) is a channel access method for shared-medium networks. It allows several users to share the same frequency channel by dividing the signal into different time slots. [1] The users transmit in rapid succession, one after the other, each using its own time slot. This allows multiple stations to share the same ...