How to lower blood pressure?

High blood pressure (hypertension) is common, often has no obvious symptoms, and is a major risk factor for heart disease and stroke. That’s why it’s often called a “silent” problem—you can feel fine and still have dangerous numbers. (CDC)

The good news: blood pressure usually improves with consistent daily habits, and many people can lower risk substantially by combining lifestyle changes with the right medical care. (NHLBI, NIH)

A healthcare worker measuring blood pressure using a sphygmomanometer. Credit: rawpixel.com/Wikimedia Commons. License CC0 1.0

Start with accurate numbers

Before trying to “fix” blood pressure, make sure you’re measuring it correctly.

• Use a validated upper-arm cuff.
• Avoid eating, drinking, smoking, caffeine, or exercise for 30 minutes before measuring.
• Sit quietly for at least 5 minutes, back supported, feet flat, legs uncrossed, arm supported at heart level, cuff on bare skin.
• Take at least two readings 1–2 minutes apart, ideally at the same time each day, and log them. (CDC)

Self-measured blood pressure at home is especially useful, and evidence shows it works better when paired with support from your healthcare team.

Know what counts as high—and when it’s urgent

According to the American Heart Association categories:

• Normal: <120 and <80 mm Hg
• Elevated: 120–129 and <80
• Stage 1 hypertension: 130–139 or 80–89
• Stage 2 hypertension: ≥140 or ≥90
• Severe range: >180 and/or >120 (Heart

If your reading is over 180/120, repeat after 1 minute. If it remains high with symptoms like chest pain, shortness of breath, weakness/numbness, vision change, back pain, or trouble speaking, call emergency services immediately.

Use a DASH-style eating pattern and lower sodium

A strong first-line nutrition strategy is the DASH eating plan (Dietary Approaches to Stop Hypertension): more vegetables, fruits, whole grains, beans/nuts, fish/poultry, low-fat dairy; less saturated fat, sugary drinks, and sweets. (NHLBI, NIH)

Sodium reduction matters a lot:

• WHO recommends adults stay under 2,000 mg sodium/day (about 5 g salt). (WHO
• U.S. guidance often uses <2,300 mg/day, and lower targets (around 1,500 mg/day) can lower blood pressure even more for many people with hypertension. (NHLBI, NIH)

A practical tip: most sodium comes from packaged and restaurant foods, not just the salt shaker. (CDC)

Increase potassium from food (if medically appropriate)

Potassium helps counter sodium’s blood-pressure effects. WHO recommends increasing dietary potassium and suggests at least 3,510 mg/day for adults. (WHO

The AHA also supports potassium-rich foods (often in the DASH pattern) and notes many adults with elevated/high BP may benefit, but people with kidney disease or certain medications need individualized advice first. (Heart)

Move your body most days

Physical activity lowers blood pressure and improves weight, stress, and overall heart health.

• Aim for at least 150 minutes/week of moderate aerobic activity (or 75 minutes vigorous), plus strength training at least 2 days/week.
• Less sitting and even small activity “snacks” help. (CDC)

If you’ve been inactive or have chronic conditions, increase gradually and coordinate with your clinician.

If overweight, modest weight loss helps

Overweight/obesity increases hypertension risk. Even moderate weight loss can improve blood pressure:

• Losing about 3%–5% of body weight can help BP.
• Losing 5%–10% over about 6 months can improve broader cardiometabolic health. (NHLBI, NIH)

Limit alcohol and avoid tobacco/nicotine

• Excess alcohol can raise blood pressure. CDC guidance: up to 1 drink/day for women and up to 2/day for men (max limits, not targets). (CCD)
• Smoking raises blood pressure and increases risk of heart attack and stroke. Quitting is one of the highest-impact moves you can make. (CDC)

Protect your sleep

Sleep and BP are tightly connected:

• Regularly sleeping <7 hours is linked with higher rates of high blood pressure and other cardiometabolic issues.
• Adults should generally aim for 7–9 hours of quality sleep.
• Sleep apnea is associated with increased risk of high blood pressure and cardiovascular problems—ask about evaluation if you snore loudly, have witnessed pauses in breathing, or daytime sleepiness. (CDC)

Manage stress realistically

The long-term stress–hypertension relationship is still being studied, but stress clearly drives behaviors that worsen BP (poor diet, alcohol overuse, smoking, inactivity). Acute stress also temporarily raises BP.

Useful options: regular exercise, breathing practice, meditation, better sleep, and mental health support when needed. (Heart)

Take medications correctly if prescribed

Lifestyle is foundational, but many people still need medication—and often more than one drug.

• Take medicines exactly as prescribed.
• Don’t stop abruptly because you “feel fine.”
• Bring all OTC meds/supplements to visits; some can raise BP or interact (e.g., certain decongestants, NSAIDs, steroids, some supplements). (Heart)

A simple 2-week starter plan

Days 1–3

• Measure BP correctly at home twice daily and log results.
• Set one realistic goal (e.g., reduce takeout to 2 times/week). (CDC)

Days 4–7

• Shift meals toward DASH basics.
• Cut obvious sodium sources (processed meats, salty snacks, instant soups). (NHLBI, NIH)

Week 2

• Hit 150 minutes of activity across the week.
• Improve sleep schedule (target 7–9 hours).
• If prescribed BP meds, tighten adherence and review OTC/supplement use with your clinician/pharmacist. (CDC)

When to contact your clinician soon

• Home BP remains repeatedly above your individualized target.
• You’re unsure whether current meds are working or tolerable.
• You suspect sleep apnea.
• You’re pregnant or planning pregnancy and on BP medication. (NHLBI, NIH)

Lowering blood pressure is rarely about one dramatic change. It’s usually the steady combination of accurate monitoring, better food choices, movement, sleep, stress management, and (when needed) medication adherence that drives meaningful improvement over time. (CDC)