Orthostatic hypotension, a blood pressure drop of 20 mmHg systolic or 10 mmHg diastolic within three minutes of standing, is manageable with a combination of daily habits, physical techniques, and sometimes medication. Most people can significantly reduce symptoms like dizziness, lightheadedness, and fainting by layering several non-drug strategies together.
What Causes the Blood Pressure Drop
When you stand up, gravity pulls about 500 to 800 mL of blood into your legs and abdomen. Normally, your nervous system compensates within seconds by tightening blood vessels and slightly increasing heart rate. Orthostatic hypotension happens when that reflex is too slow, too weak, or absent entirely.
The causes split into two broad categories. Neurogenic orthostatic hypotension results from damage to the nerves that control blood vessel tightening, often seen in Parkinson’s disease, diabetes, or other conditions affecting the autonomic nervous system. Non-neurogenic causes include dehydration, blood loss, heart conditions, endocrine disorders, and medications like diuretics, blood pressure drugs, or antidepressants. Identifying which category applies to you shapes which treatments work best, so if you haven’t had a formal evaluation, that’s a worthwhile first step.
Increase Salt and Fluid Intake
For most people with orthostatic hypotension, the single most impactful lifestyle change is consuming more salt and water. Clinical guidelines recommend 6 to 10 grams of salt per day for people with neurogenic orthostatic hypotension, which is roughly two to three times the amount most adults eat. Your body uses that sodium to hold onto fluid in your bloodstream, which keeps blood volume higher when you stand.
Pair the salt with 2 to 3 liters of fluid daily. Water is fine, but beverages with electrolytes can help. One practical tip: drink about 500 mL (two cups) of water 15 to 30 minutes before you know you’ll be on your feet for a while. This rapid water intake can raise systolic blood pressure noticeably within minutes. Keep in mind that your body loses a surprising amount of sodium overnight through urine, especially if you have high blood pressure while lying down. That’s one reason mornings tend to be the worst time for symptoms.
Physical Counter-Maneuvers That Work Fast
When you feel lightheaded after standing, certain body positions can quickly push blood back toward your heart and brain. Not all of them are equally effective.
Squatting is the most powerful option. In studies of patients with autonomic dysfunction, squatting raised mean blood pressure by roughly 51 mmHg and increased the heart’s output by about 18%. That’s a dramatic, near-instant improvement. The trade-off is that squatting isn’t always practical or easy, especially for older adults or those with knee problems.
Bending forward at the waist (as if tying your shoes) raised blood pressure by about 20 mmHg in the same research. It’s more discreet and easier to do in public. Abdominal compression, achieved by tensing your core muscles or wearing a compression garment, produced a smaller but still meaningful increase of about 6 mmHg. Leg crossing alone did not significantly raise blood pressure in these studies, though it’s commonly recommended and may still help some people when combined with tensing the thigh and calf muscles.
The practical takeaway: if you feel a wave of dizziness, squat or bend forward immediately. Don’t try to “push through it” while standing upright.
Compression Garments
Compression clothing works by preventing blood from pooling in your legs and abdomen. The key detail most people miss is that full lower-body compression, covering both the abdomen and legs, produces the best results. Waist-high compression stockings or leggings paired with firm abdominal shapewear is the combination Johns Hopkins Medicine recommends for orthostatic intolerance.
Start with 20 to 30 mmHg compression. If that feels too tight or is hard to get on, drop to 15 to 20 mmHg. If it’s not enough, move up to 30 to 40 mmHg. Thigh-high stockings or knee-high socks are options if waist-high garments feel impractical, but they’re less effective because they don’t compress the abdomen, which is where a large volume of blood pools. Put compression garments on before getting out of bed in the morning, when pooling hasn’t yet started.
How You Get Out of Bed Matters
Morning is when orthostatic hypotension tends to be most severe. Overnight, lying flat causes your kidneys to excrete more sodium and fluid, so you wake up with lower blood volume than you had when you went to sleep.
Elevating the head of your bed by 10 to 15 degrees (about 4 to 6 inches at the headboard) reduces this overnight fluid loss. You can use bed risers or a wedge pillow. This slight incline also means the transition from sleeping to standing is less extreme for your cardiovascular system. When you do get up, sit on the edge of the bed for 30 to 60 seconds before standing. Pump your ankles and clench your fists a few times during that pause. Then stand slowly, holding onto something stable.
Eating and Blood Pressure
Blood pressure commonly drops after meals because your body diverts blood to the digestive system. This postprandial drop can stack on top of your existing orthostatic hypotension and make symptoms significantly worse, especially after a large lunch or dinner.
Two adjustments help. First, eat smaller meals more frequently: six smaller meals instead of three large ones. Second, reduce the carbohydrate content of each meal. Carbohydrates trigger the largest blood flow shift to the gut. Drinking water before or during meals also helps offset the drop. Avoid alcohol with meals, as it dilates blood vessels and worsens the problem.
Medication Options
When lifestyle changes aren’t enough, medications can help. The two most commonly used drugs work in different ways. One tightens blood vessels directly, raising blood pressure within about an hour and wearing off after a few hours. It’s typically taken before periods of activity, not at bedtime. The other is a synthetic hormone that helps your kidneys retain sodium and expand blood volume over days to weeks.
A third option converts to a natural chemical messenger in nerve endings, helping restore the signaling that tightens blood vessels when you stand. This one is specifically approved for neurogenic orthostatic hypotension.
All of these medications carry the risk of raising blood pressure too high while lying down, which is why they’re usually started at low doses and adjusted carefully. Medication management works best when paired with the non-drug strategies above, not as a replacement for them.
Review Your Current Medications
Many common medications cause or worsen orthostatic hypotension. Diuretics (water pills), blood pressure medications, prostate medications, antidepressants, and drugs for Parkinson’s disease are frequent culprits. If your symptoms started or worsened after beginning a new medication, that connection is worth exploring with whoever prescribed it. Sometimes adjusting the dose, switching to an alternative, or changing the time you take it can make a meaningful difference.
Fall Prevention at Home
Orthostatic hypotension is one of the leading contributors to falls, particularly in older adults. Making your home safer doesn’t eliminate the blood pressure problem, but it can prevent a dizzy spell from becoming a broken hip.
- Floors and stairs: Remove throw rugs and small area rugs entirely. Apply no-slip strips to tile and hardwood. Install handrails on both sides of all stairways and use them every time.
- Lighting: Place light switches at the top and bottom of stairs and at both ends of hallways. Use motion-activated night lights in hallways and bathrooms. Keep a flashlight by your bed.
- Bathroom: Mount grab bars near the toilet and inside the shower or tub. Use nonskid mats on any surface that gets wet.
- Kitchen: Clean spills immediately. Keep frequently used items at waist level so you’re not reaching overhead or bending down. Prepare food while seated if you’re prone to lightheadedness.
- Bedroom: Keep a phone within arm’s reach of your bed. Make sure the path from your bed to the bathroom is clear and well lit.
- Outdoors: Repair uneven steps. Add non-slip material to outdoor stairs. Install a grab bar near the front door for balance while locking or unlocking it.
Putting It All Together
Orthostatic hypotension rarely responds to a single intervention. The people who manage it most successfully stack several strategies: higher salt and fluid intake daily, compression garments during waking hours, slow transitions from lying to standing, smaller and lower-carb meals, and physical maneuvers like squatting when symptoms strike. Medications fill the gap when those measures aren’t sufficient on their own. Tracking when your symptoms are worst (morning, after meals, after prolonged standing) helps you target your strategies where they’ll do the most good.