Insights and Updates

Articles and guidance on paediatric cardiology, written by Dr. Alessandro Giardini

Exercise for Children with PoTS | Dr Alessandro Giardini

Exercise is the most important long-term treatment for PoTS. Dr Giardini explains how to start safely and build progressively. Dr Giardini, London Paediatric Cardiologist.

PoTS and ME/CFS in Children | Dr Alessandro Giardini

PoTS and ME/CFS overlap significantly in teenagers. Dr Giardini explains the differences, what to look for, and why the distinction matters. Dr Giardini, London Paediatric Cardiologist.

PoTS and Hypermobility (EDS) in Children | Dr Giardini

Hypermobility and PoTS often go together in teenagers. Dr Giardini explains the connection and what it means for diagnosis and treatment. Dr Giardini, London Paediatric Cardiologist.

Can Children Grow Out of PoTS? | Dr Alessandro Giardini

Most teenagers with PoTS do improve over time. Dr Giardini explains what the evidence shows and what speeds recovery. Dr Giardini, London Paediatric Cardiologist.

When Do Ventricular Ectopics Need Treatment in Children?

Most ventricular ectopics in children are benign. Dr Giardini explains when they need investigation or treatment. Dr Giardini, London Paediatric Cardiologist

When Does SVT Need to Be Treated in Children?

SVT in children rarely needs urgent intervention. Dr Giardini explains when treatment is needed — and when ablation is the right next step. Dr Giardini, London Paediatric Cardiologist

When Does a Patent Ductus Arteriosus Need to Be Closed?

Not every PDA needs treatment. Dr Giardini explains when a patent ductus arteriosus needs closing and when it is safe to watch and wait. Dr Giardini, London Paediatric Cardiologist

Sudden cardiac death in young athletes: causes and prevention | Dr Alessandro Giardini

Sudden cardiac arrest in a young athlete is rare but devastating. New European guidance outlines the conditions behind it and how targeted screening can identify children at risk.

Echocardiogram in child athletes: when is a heart scan needed? | Dr Alessandro Giardini

New ESC guidance addresses the role of echocardiography in screening young athletes. Here is when a heart scan is recommended.

ECG interpretation in child athletes: what is normal and what is not | Dr Alessandro Giardini

New European guidance provides the first dedicated ECG criteria for paediatric athletes. Understanding what is normal in a child's heart trace can be life-saving.

Heart screening for child athletes: new ESC guidelines explained | Dr Alessandro Giardini

New ESC guidance says children who compete in sport need heart screening by age 12 — and that adult rules do not apply. Here is what parents need to know.

When Does an Atrial Septal Defect Need to Be Closed? | Dr Giardini London

Most ASDs are closed by catheter, not surgery, between ages 3 and 5. Find out when and how. Dr Giardini, London Paediatric Cardiologist

When Does a VSD Need Treatment? A Guide for Parents

Most VSDs in children never need surgery. Find out when treatment is needed and what it involves. Dr Giardini, London Paediatric Cardiologist

Child's ECG Was Normal But Still Having Palpitations: What Next? | London

A normal ECG doesn't always mean no problem. Dr Giardini explains why palpitations persist after a normal result and what to do next.

Palpitations in Babies and Toddlers: What Parents Need to Know | London

How do you spot palpitations in a baby or toddler who can't describe symptoms? Dr Giardini explains the signs and when to seek help.

Smartwatch Heart Alert in Your Child: What Parents Should Do | London

Apple Watch flagged your child's heart rate as abnormal? Dr Giardini explains what smartwatch alerts mean and when to seek specialist review.

Energy Drinks and Heart Palpitations in Children | London Specialist

Can energy drinks cause palpitations in children and teenagers? Dr Giardini explains the cardiac risks and what parents should know.

Heart Attack Symptoms vs Normal Chest Pain in Teenagers

True heart attacks are extremely rare in teenagers. Learn how doctors distinguish dangerous chest pain from common harmless causes.

Chest Pain After Viral Infection in Children

Chest pain after viral illnesses is common in children and teenagers. Learn when symptoms are reassuring and when further assessment is needed.

Can Anxiety Cause Chest Pain in Teenagers?

Anxiety is a very common cause of chest pain in teenagers. Learn how stress-related chest pain differs from heart disease in adolescents.

Normal Heart Rate in Children by Age - Dr Alessandro Giardini

Heart rate reference guide for children from newborn to 18 years, with interactive table. From paediatric cardiologist Dr Alessandro Giardini.

Blood Pressure Chart for Children - Dr Alessandro Giardini

Normal blood pressure ranges for boys and girls aged 1–17, based on NHLBI/AAP guidelines. Reference table reviewed by paediatric cardiologist Dr Alessandro Giardini.

Lipoprotein(a) in Children Explained - Lp(a) and Heart Risk

What is lipoprotein(a)? Learn why this inherited blood marker matters in some children and what an elevated Lp(a) result means for your family.

Are Statins Safe for Children?

Parents often worry when statins are suggested for a child. Learn what the evidence shows about safety, growth, and long-term outcomes.

Should Children Be Tested After a Parent's Heart Attack?

If a parent or close relative had an early heart attack, should children have cholesterol testing? When screening matters and what to expect.

Normal Cholesterol Levels in Children Explained

Confused by your child's cholesterol results? Learn what LDL, HDL and triglyceride levels mean in babies, children and teenagers.

Rare form of hypertrophic cardiomyopathy operated at Great Ormond Street Hospital

Boy from Kuwait with rare heart condition gets a second change of life at Great Ormond Street Hospital

Non cardiac surgery in children with congenital heart disease

Learn what are the risks of non cardiac surgery in children with heart disease

Screening for inherited or congenital heart disease in children and adolescents

Cardiac screening for inherited cardiac conditions in children saves lives, particularly in children doing compe itive sport

Which patches are used in paediatric cardiac surgery and why?

Learn with patches are used in paediatric cardiac surgery and why

Surgical management of chest wall deformities

Learn the surgical options for the treatment of chest wall deformities in children

Treating PoTS in Children and Teenagers - London Specialist

How PoTS is treated in children and teens, from salt and stockings to medication. A plain-language guide for parents

Lyme Disease and the Heart in Children

Can Lyme disease affect a child's heart? Expert guide to Lyme carditis, heart block, myocarditis, and dysautonomia in children

Fainting and Syncope in Children and Teenagers: A Complete Guide for Parents and Young People

Fainting and syncope in children and teenagers — what causes it, when to worry, and treatments.

Can Children Grow Out of PoTS? | Dr Alessandro Giardini

Most teenagers with PoTS do improve over time. Dr Giardini explains what the evidence shows and what speeds recovery. Dr Giardini, London Paediatric Cardiologist.

Palpitations in Babies and Toddlers: What Parents Need to Know | London

How do you spot palpitations in a baby or toddler who can't describe symptoms? Dr Giardini explains the signs and when to seek help.

Energy Drinks and Heart Palpitations in Children | London Specialist

Can energy drinks cause palpitations in children and teenagers? Dr Giardini explains the cardiac risks and what parents should know.

Heart Attack Symptoms vs Normal Chest Pain in Teenagers

True heart attacks are extremely rare in teenagers. Learn how doctors distinguish dangerous chest pain from common harmless causes.

Can Anxiety Cause Chest Pain in Teenagers?

Anxiety is a very common cause of chest pain in teenagers. Learn how stress-related chest pain differs from heart disease in adolescents.

Normal Heart Rate in Children by Age - Dr Alessandro Giardini

Heart rate reference guide for children from newborn to 18 years, with interactive table. From paediatric cardiologist Dr Alessandro Giardini.

Should Children Be Tested After a Parent's Heart Attack?

If a parent or close relative had an early heart attack, should children have cholesterol testing? When screening matters and what to expect.

Screening for inherited or congenital heart disease in children and adolescents

Cardiac screening for inherited cardiac conditions in children saves lives, particularly in children doing compe itive sport

Lyme Disease and the Heart in Children

Can Lyme disease affect a child's heart? Expert guide to Lyme carditis, heart block, myocarditis, and dysautonomia in children

Fainting and Syncope in Children and Teenagers: A Complete Guide for Parents and Young People

Fainting and syncope in children and teenagers — what causes it, when to worry, and treatments.

Child's ECG Was Normal But Still Having Palpitations: What Next? | London

A normal ECG doesn't always mean no problem. Dr Giardini explains why palpitations persist after a normal result and what to do next.

Lipoprotein(a) in Children Explained - Lp(a) and Heart Risk

What is lipoprotein(a)? Learn why this inherited blood marker matters in some children and what an elevated Lp(a) result means for your family.

Normal Cholesterol Levels in Children Explained

Confused by your child's cholesterol results? Learn what LDL, HDL and triglyceride levels mean in babies, children and teenagers.

Sudden cardiac death in young athletes: causes and prevention | Dr Alessandro Giardini

Sudden cardiac arrest in a young athlete is rare but devastating. New European guidance outlines the conditions behind it and how targeted screening can identify children at risk.

Echocardiogram in child athletes: when is a heart scan needed? | Dr Alessandro Giardini

New ESC guidance addresses the role of echocardiography in screening young athletes. Here is when a heart scan is recommended.

ECG interpretation in child athletes: what is normal and what is not | Dr Alessandro Giardini

New European guidance provides the first dedicated ECG criteria for paediatric athletes. Understanding what is normal in a child's heart trace can be life-saving.

Heart screening for child athletes: new ESC guidelines explained | Dr Alessandro Giardini

New ESC guidance says children who compete in sport need heart screening by age 12 — and that adult rules do not apply. Here is what parents need to know.

Chest Pain After Viral Infection in Children

Chest pain after viral illnesses is common in children and teenagers. Learn when symptoms are reassuring and when further assessment is needed.

Blood Pressure Chart for Children - Dr Alessandro Giardini

Normal blood pressure ranges for boys and girls aged 1–17, based on NHLBI/AAP guidelines. Reference table reviewed by paediatric cardiologist Dr Alessandro Giardini.

Non cardiac surgery in children with congenital heart disease

Learn what are the risks of non cardiac surgery in children with heart disease

Sudden cardiac death in young athletes: causes and prevention | Dr Alessandro Giardini

Sudden cardiac arrest in a young athlete is rare but devastating. New European guidance outlines the conditions behind it and how targeted screening can identify children at risk.

Echocardiogram in child athletes: when is a heart scan needed? | Dr Alessandro Giardini

New ESC guidance addresses the role of echocardiography in screening young athletes. Here is when a heart scan is recommended.

ECG interpretation in child athletes: what is normal and what is not | Dr Alessandro Giardini

New European guidance provides the first dedicated ECG criteria for paediatric athletes. Understanding what is normal in a child's heart trace can be life-saving.

Heart screening for child athletes: new ESC guidelines explained | Dr Alessandro Giardini

New ESC guidance says children who compete in sport need heart screening by age 12 — and that adult rules do not apply. Here is what parents need to know.

Chest Pain After Viral Infection in Children

Chest pain after viral illnesses is common in children and teenagers. Learn when symptoms are reassuring and when further assessment is needed.

Blood Pressure Chart for Children - Dr Alessandro Giardini

Normal blood pressure ranges for boys and girls aged 1–17, based on NHLBI/AAP guidelines. Reference table reviewed by paediatric cardiologist Dr Alessandro Giardini.

Non cardiac surgery in children with congenital heart disease

Learn what are the risks of non cardiac surgery in children with heart disease