SARS-COV-2 infection

1. SARS-COV-2 infection decreases IMMune Age indeX in humans.

   Humans4 weeks after infection (t3) after clinical recoveryn = 9

   Acute viral respiratory infections are not associated with an increased IMMune Age indeX (IMMAX) four weeks after infection: a prospective observational cohort study · Immunity & ageing : I & A · 22 Sep 2026

2. SARS-COV-2 infection increases IMMune Age indeX in humans.

   Humansacute phase (t1)n = 9

   Acute viral respiratory infections are not associated with an increased IMMune Age indeX (IMMAX) four weeks after infection: a prospective observational cohort study · Immunity & ageing : I & A · 22 Sep 2026

IMMune Age indeX →

1. SARS-COV-2 infection has no effect on functional capacity in humans.

   Humans18-month longitudinal follow-up post-pandemic18 monthsn = 1,072

   Evolution of functional and mental status and quality of life in people aged 75 years and over after the COVID-19 pandemic in Spain: a prospective cohort study · BMC geriatrics · 7 Aug 2026

1. SARS-COV-2 infection is associated with anxiety in humans (p = 0.043).

   Humansdifferential longitudinal pattern over 18 months18 monthsn = 1,072

   Evolution of functional and mental status and quality of life in people aged 75 years and over after the COVID-19 pandemic in Spain: a prospective cohort study · BMC geriatrics · 7 Aug 2026

Anxiety →