Inflammation and damage to the olfactory system from shingles, COVID-19 and herpes infections may contribute to Alzheimer’s disease.
People with an active case of shingles have up to an 80% higher risk of stroke than those without. The increased risk is highest for patients under 40.
Ruth Itzhaki has spent more than 30 years researching whether certain common viruses play a role in the development of Alzheimer’s. But for years her research was greeted with hostility.
Chickenpox has largely disappeared from the public’s memory thanks to a highly effective vaccine. But the virus’s clever life cycle allows it to reappear in later adulthood in the form of shingles.
A growing body of research shows that nutrition, sleep, exercise and a host of other lifestyle choices can help optimize the immune system. But they are no substitute for life-saving vaccines.
There’s an effective vaccine – but it’s not always the best option.