What older adults need to know before using a GLP-1 medication to lose weight


For 35 years, Barbara Senich solely owned black pants.

“I thought somehow, that would make me look less big,” stated Senich, 69, who has struggled with weight problems for many of her life.

At her heaviest, Senich, who’s 5’11”, weighed 340 kilos. She misplaced a minimum of 100 kilos twice on all-liquid diets however finally regained the weight. Bariatric surgical procedure helped her drop to 185 kilos, however the advantages turned out to be short-term, and the kilos started to creep again as soon as once more.

“I had like three or four sizes of clothes, in case I got fat again,” she stated.

About 5 years in the past, Senich lastly felt assured sufficient to give all of her “fat clothes” away. Her weight has settled at round 137 kilos – a quantity she says she hadn’t seen on the size since she was a teenager – with a mixture of medicines: the GLP-1 Zepbound; metformin, which treats insulin resistance; and a third drug that helps with binge-eating, referred to as Contrave.

This summer time, she’s having fun with carrying white pants and even a new pair in pale pink.

“This is the thing that’s been the miracle for me, is the maintenance,” she stated.

While the medicines have helped her keep lean, they’ve additionally taken a hefty chunk out of her funds. She pays for Zepbound by means of the drugmaker’s LillyDirect program, which has helped a bit, however she’s had to shoulder that price herself since her Medicare drug plan doesn’t cowl weight-loss medicines.

She hopes that will quickly change, nevertheless.

Starting Wednesday, hundreds of thousands of Medicare-qualifying adults like Senich can have entry to in style medicines for weight loss at deep reductions by means of a short-term federal program referred to as the Medicare GLP-1 Bridge.

Those who qualify can be eligible to get capsule or injected types of semaglutide (brand-named Wegovy), tirzepatide (brand-named Zepbound) and orforglipron (or Foundayo) for $50 monthly.

To qualify, you have to be 18 or older, take part within the Medicare half D drug protection program and meet sure well being standards:


  • Have a BMI that’s 35 or larger, the edge for extreme weight problems

  • Have a BMI between 27 and 34.9 and a minimum of one of the specified obesity-associated well being issues in your weight and peak

Bridge is an experiment. By legislation, Medicare can’t cowl medicines which can be solely used for weight loss. But as a result of weight problems drives lots of the main illnesses of growing old, together with coronary heart illness, most cancers, dementia, arthritis and diabetes, the US Centers for Medicare and Medicaid Services says it is sensible to pilot a take a look at to see whether or not the medicines would possibly finally save this system cash and enhance well being outcomes. The program will run by means of December 2027.

A brand new evaluation by the nonprofit well being coverage group KFF discovered that 3.8 million Americans would newly qualify for this system, based mostly on 2023 information, although it’s unknown how many individuals will truly take part.

Price has been a main barrier to entry for these medicines, particularly for older adults who could reside on mounted incomes. Bringing prices down could lastly put them inside attain.

But medical specialists warning that value shouldn’t be the one consideration when deciding whether or not to use certainly one of these highly effective medicine.

“Just because you can doesn’t mean you should,” stated Dr. John Batsis, a geriatrician and nutritionist on the University of North Carolina’s Gillings School of Public Health.

Rates of weight problems in older adults roughly doubled between 1988-94 and 2015-18, in accordance to a report by the Population Reference Bureau. Today, about 2 out of each 5 seniors is overweight based mostly on their physique mass index, or BMI, a ratio of weight to peak, according to data from the US Centers for Disease Control and Prevention.

It’s arduous to consider a illness of growing old wherein weight problems isn’t a main contributor. Aching joints? Inflammation from an excessive amount of physique fats each triggers and worsens arthritis. Heart assaults, strokes, blood clots within the legs or lungs – all change into more likely should you’re overweight, as do diabetes, dementia, kidney illness and a host of different life-limiting illnesses.

Even a modest quantity of weight loss can enhance these dangers, nevertheless. And on that entrance, there’s promising information: Recent research present that the GLP-1 medicine do appear to work simply as properly in adults over 65 as they do for youthful sufferers.

A newly launched examine that in contrast the weight loss and unwanted side effects skilled by 358 adults 65 and older who participated in trials of the drug semaglutide, or Wegovy, confirmed that seniors misplaced 15.5% of their physique weight on common, whereas youthful adults misplaced 15.6%, practically precisely the identical. Study contributors within the placebo group, who adopted the identical food regimen and train plans however received injections of saline resolution, misplaced simply 5% of their physique weight, on common.

Similarly, a new analysis of seven randomized managed trials testing the drug tirzepatide, or Zepbound, specializing in ends in adults over 65, confirmed that on the best dose of the drug, seniors misplaced about 23.3% of their beginning weight on common, whereas youthful adults misplaced about 22.6%. In distinction, these using a placebo misplaced between 2% and 4% of their beginning weight.

An analysis of 64 research of GLP-1 medicines used for weight loss, revealed by researchers on the Johns Hopkins Bloomberg School of Public Health in March, got here to the identical conclusion: The advantages are constant, regardless of a affected person’s age.

Although these conclusions are encouraging, specialists warning that they’re based mostly on trials that enrolled comparatively small numbers of older folks. Across the research of semaglutide for weight loss, for instance, simply 358 contributors have been 65 or older, and 100 of these have been within the placebo group. The tirzepatide research included 575 adults over the age of 65 who didn’t have sort 2 diabetes and 351 who did have diabetes, which tends to make weight loss tougher.

“When you look at the trials, most trials either exclude older adults, or if they include them, very few are over the age of 65, and even fewer are over the age of 75,” Batsis stated.

“An older adult is very different than a younger adult. Their physiology is different, their biology is different, and what is important from an outcome standpoint is different, as well,” making it vital not to strive to extrapolate information from youthful to older adults, he added.

“I think GLP-1s, and what we really know about them, is still kind of in its infancy,” stated Dr. Jennifer Schrack, who directs the Center for Aging and Health on the Johns Hopkins Bloomberg School of Public Health.

“Being obese is never healthy, and if these drugs help people lose weight, that’s a great thing,” she stated. “But I think we just have to think about what are some of the other potential problems that could arise from these drugs.”

Schrack says older adults who could have points with steadiness or bone mass ought to be aware that the weight loss on these medicines could trigger the lack of muscle, not simply fats, which can have an effect on stability and fracture danger. That makes resistance train, or weightlifting, a should whereas using these medicines.

In the medical trials, adults 65 and older on GLP-1 medicines have been extra possible than these ages 18 by means of 64 to have sure unwanted side effects.

In the studies of tirzepatide, for instance, seniors on the drug have been about twice as possible to cease taking their medication due to antagonistic occasions in contrast with youthful adults and different older adults who have been in the identical examine however received a placebo.

Gastrointestinal unwanted side effects have been cited by 7% of contributors as their cause for coming off the drug. About 1 in 4 seniors using tirzepatide had nausea, about 1 in 10 stated they vomited, and about 1 in 5 reported diarrhea or constipation.

While these percentages are shut to charges of unwanted side effects like nausea, diarrhea and constipation skilled by youthful adults, specialists level out that the results might be extra critical for seniors.

The sensation of thirst diminishes with age, making it more durable for older adults to keep hydrated below the perfect of circumstances. Add a bout of vomiting or consider slowed digestion, and dehydration can rapidly flip into a medical subject, equivalent to kidney issues or a bowel blockage.

Although hydration stays essential, different fears about GLP-1 use in older adults could end up to be extra theoretical than actual.

For instance, docs had anxious that older adults, who’re already shedding muscle mass due to age, may be at larger danger for falls and maybe fractures on weight loss medicines. Research is proscribed, however to date, that doesn’t appear to be the case.

“When you lose weight, you lose fat, but you also lose muscle and bone,” Batsis defined. This occurs with all types of weight loss, not simply weight loss on GLP-1 medicine. “Just because you lose muscle doesn’t necessarily mean you’re losing function, though.”

In clinical trials, older adults taking tirzepatide have been simply as possible as these on a placebo to expertise falls and have been much less possible to break a rib or hip, or an arm or leg. The image was largely the identical for these on semaglutide. Older adults using Wegovy have been barely much less possible to have a bone or joint harm in contrast with these taking a placebo, though Wegovy customers have been barely extra susceptible to falls than these assigned to take a placebo (4.4% of the Wegovy group had a documented fall, in contrast with 3.6% of the placebo group).

First, speak to your physician or nurse practitioner.

“Anyone, if they’re on these medications, should have very good medical care and be followed, especially when first starting,” stated Dr. Melanie Jay, who directs the Comprehensive Program on Obesity at NYU’s Langone Medical Center.

Your supplier may help decide whether or not you’re eligible for protection by means of the Bridge program. They also can advise in the event that they suppose beginning a GLP-1 can be a good concept, based mostly in your particular person medical circumstances.

“Older adults stand to gain the most benefit from the medicine, because for instance, if you already have heart disease, taking these medicines can prevent heart attacks and cardiovascular mortality. It can decrease it by 20% over a four-year period,” Jay stated, “so they have the most to gain, but they also need to be followed.”

Jay stated she’s seen sufferers who’re prediabetic normalize their blood sugar on a GLP-1, however she’s additionally had some expertise kidney failure after beginning them, making good medical care, and follow-up blood testing important.

Second, drink extra water.

Dr. Alison Moore, a geriatrician and internist on the University of California, San Diego, says she counsels sufferers about ensuring they’re ingesting sufficient water in the event that they’re taking a GLP-1.

“I have many, many patients who live in a state of mild to moderate dehydration, because they don’t feel the need to drink, so I end up saying, ‘OK, drink a full glass of water with every meal, and ideally two or more,’ ” she stated. She additionally advises that folks strive to drink most of their water early within the day so a full bladder doesn’t disrupt their sleep.

Water also can assist with one other important facet impact of GLP-1 medicines that plagues older adults: constipation.

“Constipation was a huge problem for me. I know it doesn’t sound sexy, but it can kill you to get blocked up,” stated Barbara Senich, who switched from Wegovy to Zepbound partially due to the constipation she was experiencing. Any GLP-1 medicationscan trigger constipation, however how properly they work and the unwanted side effects folks have are extremely particular person. Senich stated she discovered that constipation wasn’t as a lot of a downside for her on tirzepatide as semaglutide.

In the medical trials of tirzepatide, 19% of older adults had constipation whereas using the drug, in contrast with about 6% of these on a placebo.

“You have to watch that like a hawk,” Senich stated. “I tell everybody who goes on these things, ‘write down every time you poop. I mean, literally put it on your calendar.’ ”

Third, and it will assist with constipation too: Seek dietary counseling.

“Certain diets can make the side effects worse, so you want to make sure that you’re having good nutrition information, that you’re getting good counseling,” stated Jay, of NYU.

Fatty, greasy meals and enormous meals can deliver on bouts of nausea and vomiting, Jay defined.

Protein, then again, is king. Getting sufficient protein may help protect muscle mass, which helps folks keep robust and energetic. Because it’s simple to really feel full when using a GLP-1 medication, she advises folks to begin their meals with protein.

“Eating protein first and then eating fruits and vegetables, to make sure you’re getting enough nutrients from the fruits and vegetables, is really important,” Jay stated.

Finally, set real looking targets.

There could also be a decades-old quantity that you just’d like to see once more once you step on the size, however chances are you’ll need to rethink whether or not that weight can be wholesome for you now.

Instead of eager about what you need to weigh, specialists counsel that it’s a higher concept to take into consideration what you need to give you the chance to do.

“We need to move away from a weight-centric approach to more of a function-centric approach” for older adults, stated Batsis, at UNC’s Gillings School.

Losing weight may help folks acquire lifespan but additionally health-span, Batsis stated. Joints are much less painful. Moving is less complicated and extra fulfilling after weight loss, too.

Just watch out not to overdo it.

With age comes the weight problems paradox. Study after examine has proven that older adults who carry a few additional kilos – even sufficient to kick their BMIs into the obese class – have a tendency to be more healthy than those that are underweight.

Part of the paradox is assumed to be defined by well being. People who’re very sick usually don’t eat properly and will change into skinny and frail as a consequence, quite than a trigger.

But it additionally appears to be true that having a few additional kilos may help folks climate diseases and different well being challenges a little higher, too, stated Moore, of UC-San Diego.

“If you’re too thin as you age, that’s no good,” Moore stated.

NCS’s Tami Luhby contributed to this report.



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