Is depression a side effect of flu vaccine?

Greater increases in circulating plasma interleukin-6 1 day after seasonal influenza vaccination have been reported to be associated with greater mood disturbance on post-vaccine days in healthy volunteers, specifically depressed mood and cognitive symptoms.

Is flu vaccine effective in elderly?

How effective are flu vaccines in older adults? In numerous studies since 2010, flu vaccines have helped protect older adults against influenza. Flu vaccination has reduced the risk of medically attended illness caused by A(H1N1) or influenza B viruses by more than 60% among people 65 years and older (1).

How much stronger is the flu shot for seniors?

A study published in the New England Journal of Medicine indicated that the high-dose vaccine was 24% more effective in preventing flu in adults 65 years and older relative to a standard-dose vaccine.

Can flu shots increase anxiety?

Influenza vaccine has a greater effect on mood in patients with depression and/or anxiety than in mentally healthy individuals, supporting the proposed relationship between depression and sickness behavior.

Is depression a side effect of Covid 19?

While experts still need to study the long-term effects of COVID-19 on the brain, over half of a U.S. COVID-19 survivor sample reported symptoms of depression months after recovery, those with more severe COVID symptoms being more likely to have depression.

Why is over 65 flu jab different?

Some older adults may have weaker immune systems, which can lead them to be less protected after a regular flu vaccine. In response to a regular flu shot, older people produce 50% to 75% fewer antibodies, which protect against the vaccine antigens, than do younger adults.

How effective are vaccines for the elderly?

For people aged 60 years and older, the effectiveness of the COVID-19 vaccines in preventing hospitalisations and deaths ranged between 61·6% and 79·8% (table 3).

Can vaccines make anxiety worse?

Anxiety-related events, including syncope, can occur immediately after vaccination with any vaccine and might be caused by anxiety about receiving an injection (3).

How does the flu affect you emotionally?

Loss of interest in previously enjoyable activities, decreased energy, poor concentration, excessive worry…. These are all symptoms of the flu and also of psychiatric states like depression or anxiety. As with much of medicine, the extreme cases are easy to tease apart.