Dr. Jack Merendino, MD

Bio

Specialties:

Affiliation:

  • Assistant Clinical Professor, The George Washington Univesity School of Medicine. Chairman, Endocrine Section, Suburban Hospital, Johns Hopkins Medicine

Activity

  • Jack Merendino, MD - Bethesda, MD - Endocrinology/diabetes/metabolism
    Jack Merendino, MD answered:
    In humans, “brown” fat can’t be distinguished from the rest of our body fat based on how it looks. “Brown” fat looks white just like so-called “white” fat. But brown fat has a very different purpose than white fat. White fat, which constitutes the vast majority of fat in our body, serves to store...Read More
  • Sharecare News
    Sharecare News posted a story about Nutrition & Dietetics:

    SUNDAY, March 29, 2015 (HealthDay News) -- Highly processed foods account for more than 60 percent of the calories in products Americans routinely buy in grocery stores, a new study finds.

    These foods tend to have more fat, sugar and salt than less-processed foods, the researchers said.Full Article

  • Sharecare News
    Sharecare News posted a story about Oncology:

    FRIDAY, March 27, 2015 (HealthDay News) -- Women with diabetes may have an increased risk of being diagnosed with advanced breast cancer, a new study from Canada shows.

    "Our findings suggest that women with diabetes may be predisposed to more advanced-stage breast cancer, which may be a c...Full Article

  • Sharecare News
    Sharecare News posted a story about Endocrinology/diabetes/metabolism:

    FRIDAY, March 27, 2015 (HealthDay News) -- New statistics suggest that kidney patients on dialysis are surviving longer.

    "Declining mortality rates are the clearest evidence of improving outcomes in dialysis patients," lead researcher Eric Weinhandl, principal investigator with the Peer K...Full Article

  • Jack Merendino, MD - Bethesda, MD - Endocrinology/diabetes/metabolism
    Jack Merendino, MD answered:
    All estrogens, whether bio-identical or synthetic, increase the risk of breast cancer. As with any medical treatment, there are both risks and benefits to hormone replacement therapy (HRT). Estrogen replacement relieves hot flashes and often improves mood and sleep disturbance. Estrogens improve...Read More
  • Jack Merendino, MD - Bethesda, MD - Endocrinology/diabetes/metabolism
    Jack Merendino, MD answered:
    You can only feel at your best if your hormone levels are what they should be, and abnormalities in nearly any of your hormone levels can lead to fatigue. Most people know that too little thyroid hormone can lead to fatigue, but many people are surprised to learn that too much thyroid hormone can also cause some to...Read More
  • Sharecare News
    Sharecare News posted a story about Endocrinology/diabetes/metabolism:

    WEDNESDAY, March 25, 2015 (HealthDay News) -- Repeated use of certain antibiotics may increase a person's risk for type 2 diabetes, a new study suggests.

    Researchers analyzed data from one million people in the United Kingdom and found that those who were prescribed at least two courses o...Full Article

  • Jack Merendino, MD - Bethesda, MD - Endocrinology/diabetes/metabolism
    Jack Merendino, MD answered:
    “Endocrine disease” encompasses many medical problems, so there isn’t a simple yes or no answer to this question. Certainly in the case of diabetes, one of the most common endocrine problems, there is a great deal that one can do to prevent disease. Maintaining a normal body weight, consuming a diet...Read More
  • Jack Merendino, MD - Bethesda, MD - Endocrinology/diabetes/metabolism
    Jack Merendino, MD answered:
    Leptin resistance is a condition associated with obesity, but it is really not clear whether it is the cause of obesity, the result of obesity, or just an association. Leptin normally suppresses appetite. A certain strain of mouse that suffered from severe obesity was found to be deficient in leptin, and in...Read More
  • Sharecare News
    Sharecare News posted a story about Endocrinology/diabetes/metabolism:

    MONDAY, March 23, 2015 (HealthDay News) -- When caring for people with diabetes, primary care doctors need to tailor blood sugar targets and treatments to the individual patient, new recommendations suggest.

    That's just one of the guidelines highlighted in an article that experts from th...Full Article

  • Sharecare News
    Sharecare News posted a story about Pediatric Endocrinology:

    MONDAY, March 23, 2015 (HealthDay News) -- The more that Mexican-American children adopt mainstream U.S. culture, the greater their risk for type 2 diabetes, a new study suggests.

    Researchers looked at almost 150 Mexican-American children from North Texas. The kids were between the ages o...Full Article

  • Sharecare News
    Sharecare News posted a story about Endocrinology/diabetes/metabolism:

    MONDAY, March 23, 2015 (HealthDay News) -- New research may help explain why obese men are more likely to develop type 2 diabetes than obese women.

    As people become overweight, their skeletal muscle develops insulin resistance that can lead to type 2 diabetes, t...Full Article

  • Sharecare News
    Sharecare News posted a story about Endocrinology/diabetes/metabolism:

    MONDAY, March 23, 2015 (HealthDay News) -- The number of people with newly diagnosed diabetes increased by 23 percent in states that expanded the number of low-income people who are eligible for Medicaid under the Affordable Care Act, a new study reports.

    "The s...Full Article

  • Jack Merendino, MD - Bethesda, MD - Endocrinology/diabetes/metabolism
    Jack Merendino, MD answered:
    The answer to this question is a little complicated. On the one hand, fat cells respond more as insulin levels in the blood stream go up. The more insulin there is, whether it is made by the body or given as a medication, the more the fat cells will respond by storing energy. On the other hand, as...Read More
  • Jack Merendino, MD - Bethesda, MD - Endocrinology/diabetes/metabolism
    Jack Merendino, MD answered:
    Hormones are chemicals that are made by specific cells, are released into the blood stream and travel through the body to other cells where they have a biological effect. There are many hormones made in the body. Those that are most often associated with health-related issues include thyroid hormones, insulin, parathyroid hormone,...Read More