Varicose Veins: Why They Occur and When Treatment Is Needed

February 5, 2026

Varicose Veins: Why They Occur and When Treatment Is Needed

Verified By
KIMS-SUNSHINE
Specialist,
05 February, 2026

Varicose Veins Why They Occur and When Treatment Is Needed

The human body has different types of blood vessels- arteries which carry oxygenated blood away from the heart, bluish or purplish coloured veins which carry deoxygenated blood back to the lungs and heart and capillaries. The veins have valves in them- designed to ensure that blood keeps flowing only in one direction and does not flow backwards. When you have varicose veins, these valves malfunction, leading to venous insufficiency. Varicose veins don’t really bother most individuals, but if you are worried about bulging bluish or purplish veins especially in your legs or elsewhere in the body, you should consult experienced vascular surgeons at the best hospital in Hyderabad.

Varicose Veins Causes

Varicose veins are normally caused when the walls of the veins don’t function as well- this means with pressure changes, blood flow becomes sluggish. Valves also don’t work normally, allowing backflow of blood. Some well known causes of varicose veins include-

If you stand for long hours at work or at home.
Hormonal flux – also why more menopausal women suffer from this condition, when compared to men in the same age group.
If you are overweight
If you have a medical history- as in someone in your family suffers from this condition.
If you have a sedentary lifestyle and if you smoke or consume tobacco in different forms.

Venous Insufficiency Symptoms

Now, let us look at the symptoms of varicose veins as a chronic condition

Your veins look bulged or rope like and they may be purplish or bluish in colour. Spider veins which are very thin red or blue lines may appear in their vicinity.
You may notice intense itching around the area that has such veins.
You may have painful, sore feeling legs.
Your legs may feel really heavy or hard to move in, after a bout of exercise or any intense physical activity.
Your skin may look discoloured and the leg in general feels swollen too.

Spider Veins vs. Varicose Veins

Spider veins are much smaller red, blue or purple coloured blood vessels which form spider web like patterns, which is why they are named like that. Though they are caused by the same factors as varicose veins, they are much more benign and don’t really affect anyone- unless you care about how they look, in which case you can seek treatment.

Experiencing leg pain, swelling, or visible veins? Speak with the vascular specialists at KIMS Sunshine Hospital for advanced varicose vein treatment options.

Diagnosis of Varicose Veins

A physical examination is more than sufficient, to diagnose this condition. If detailed imaging is needed, then an ultrasound is performed – to show how the valves in the veins are working and to check for the presence of blood clots nearby.

Treatment for Varicose Veins

Treatments are mostly simple and can be done at home- the best way is to find ways to reduce pressure on the legs- so keep them raised and use compression stockings to improve blood flow.

Other minimally invasive vein treatment options include-

Sclerotherapy – where a solution is injected into the affected veins. The veins then begin to die and fade away after turning into scar tissue.
Laser therapy- A catheter is inserted into the affected vein and then laser pulses are used to close it up.
Ambulatory phlebectomy and vein stripping are two other options. Here, they tie the affected vein off and then may remove the vein or strip it, so that varicose veins cannot appear again in the future.

Conclusion

These treatments are easy and highly accessible but they may lead to side effects like numbness, pain or scarring among others. Surgery always includes a risk of infection, so please be very careful during recovery. It is important to remember that making changes to your daily routine can help prevent the formation of new varicose veins after getting treatment. So, eat nutritious food, exercise regularly and ensure not to stand for too long in one spot in the long term. If you would like to talk to a specialist, call us for a consultation at KIMS Sunshine Hospital today!

Frequently Asked Questions

Why do varicose veins develop?

Varicose veins develop when the valves inside the veins weaken or become damaged. These valves are meant to keep blood flowing upwards towards the heart. When they fail, blood pools in the veins, causing them to stretch, twist, and enlarge. Increased pressure in the leg veins over time leads to the raised, visible veins associated with the condition.

Who is at higher risk of varicose veins?

Several factors increase the likelihood of developing varicose veins. Ageing reduces vein elasticity and valve strength. Pregnancy increases blood volume and pressure in the pelvic veins. Standing or sitting for long periods restricts healthy circulation. A family history of vein problems also raises risk, as inherited valve weakness can contribute to vein enlargement.

What are the treatment options for varicose veins?

Treatment depends on symptoms and severity. Lifestyle changes such as regular walking, weight management, and elevating the legs can ease discomfort. Medical treatments include sclerotherapy, endovenous laser therapy, radiofrequency ablation, and surgical removal of affected veins. These procedures aim to close or remove damaged veins, redirecting blood flow to healthier vessels.

Do compression stockings really help?

Compression stockings apply graduated pressure to the legs, supporting vein walls and improving blood flow towards the heart. They can reduce swelling, aching, and heaviness in the legs. While they do not remove varicose veins, they help manage symptoms and may slow progression when worn consistently during the day.

Are laser treatments effective for varicose veins?

Laser treatments, including endovenous laser therapy, are effective in sealing off faulty veins. A thin fibre delivers heat inside the vein, causing it to collapse and eventually fade. The procedure is minimally invasive, performed under local anaesthetic, and offers a shorter recovery time compared with traditional surgery.

What Causes Varicose Veins?

What causes varicose veins in the legs is mainly linked to weakened or damaged vein valves that affect proper blood flow. When blood pools inside the veins, they become enlarged, twisted and visible under the skin. Long hours of standing, obesity, pregnancy and aging can increase the risk significantly. Understanding why varicose veins develop with age can help people identify symptoms early.

Who Is Most At Risk Of Developing Varicose Veins?

Who is at risk of developing varicose veins includes older adults, pregnant women, people with obesity and individuals with a family history of vein disease. Occupations that require prolonged standing or sitting may also increase pressure on leg veins. Why do varicose veins develop with age is often related to gradual weakening of vein walls and reduced circulation efficiency. Lifestyle habits also play a major role in vein health.

What Are The Early Symptoms Of Varicose Veins?

Early symptoms include visible bulging veins, leg heaviness, aching pain, swelling, burning sensations and muscle cramps. Symptoms that indicate your varicose veins need treatment may include worsening discomfort, skin discoloration or persistent swelling. Some people may also experience itching around affected veins. Early diagnosis can help prevent complications and improve quality of life.

When Should I Seek Treatment For Varicose Veins?

When treatment is needed for varicose veins depends on the severity of symptoms and daily discomfort. Medical attention is important if there is persistent pain, swelling, skin changes, ulcers or bleeding veins. Symptoms that indicate varicose veins need treatment should never be ignored because delayed care may increase complication risks. Early treatment can improve both circulation and comfort.

Are Varicose Veins Dangerous?

Are varicose veins dangerous if left untreated is an important concern for many patients. Mild cases may mainly cause cosmetic issues, but severe cases can lead to complications like skin ulcers, blood clots and chronic venous insufficiency. Pain, swelling and skin discoloration may worsen over time without proper care. Seeking timely medical advice helps reduce long-term risks.

Can Varicose Veins Go Away Without Treatment?

Varicose veins commonly need treatment to completely disappear, although symptoms may improve with lifestyle changes. Elevating the legs, regular exercise and compression stockings may help reduce discomfort temporarily. How to prevent varicose veins naturally includes maintaining healthy weight and improving blood circulation through movement. However, advanced veins often require medical treatment for lasting improvement.

What Are The Best Treatment Options For Varicose Veins?

Best treatment options for varicose veins include compression therapy, laser treatment, sclerotherapy and minimally invasive procedures. Minimally invasive treatments for varicose veins are commonly preferred because they involve less pain and faster recovery. Treatment choice depends on the size, severity and location of the affected veins. Consult a vascular specialist who can recommend the most suitable approach after evaluation.

How Can I Prevent Varicose Veins From Getting Worse?

How to prevent varicose veins naturally involves regular physical activity, avoiding prolonged standing, maintaining healthy body weight and elevating the legs when resting. Wearing compression stockings may also improve circulation and reduce pressure inside the veins. Small lifestyle changes can help slow progression and improve overall vein health. Early preventive care is especially important for people at high risk.

What Is The Difference Between Varicose Veins And Spider Veins?

The difference between spider veins and varicose veins mainly lies in size and severity. Spider veins are smaller, thin red or blue veins visible near the skin surface, while varicose veins are larger, swollen and often painful. Varicose veins are more likely to cause discomfort and circulation problems compared to spider veins. Both conditions may benefit from lifestyle changes and medical evaluation.

Can Exercise Help Reduce Varicose Veins?

Yes, exercise can improve blood circulation and help reduce symptoms associated with varicose veins. Walking, cycling and swimming are especially beneficial because they support healthy blood flow in the legs. Regular movement is an important part of how to prevent varicose veins naturally and reduce pressure on vein walls. Exercise may not remove existing veins completely but can help prevent worsening symptoms.