എൻ എസ് എസ് വി എച്ച് എസ് എസ് മുണ്ടത്തിക്കോട്/അക്ഷരവൃക്ഷം/IMMUNITY

In Biology,immunity is the balanced state of multicellular organisms having adequate biological defences to fight infections,diseases or other unwanted biological invasions,while having adequate tolerence to avoid allergy and autoimmune diseases.

When directly transmitted diseases are modelled assuming an everlasting induced immunity,they are well established formulas to deal with ,which is not true if we include the loss of induced immunity . In general the immunity induced by the disease is ever lasting.We propose a model considering the loss of immunity and presents methods for the estimation of two epidemiological parametres.The force of infection and the basic reproduction ratios.We also analyse the effects of the loss of immunity on the parametres.Based on these results we concluded that reinfection can play an important role in highly vaccinated population.by practising below habits we can increase our immunity power.

• Dont smoke
• Eat a diet high in fruits and vegetables.
• Exercise regularly.
• Maintain a healthy weight.
• If you drink alcohol,drink only in moderation.
• Get adequate sleep.
• Take steps to avoid infections,such as washing hands frequentlyand cooking meats thoroughly.
• Try to minimize stress.

In lmaintain a healthy weight if you drink alcohol drink only in moderation. Get a ticket sleeves. Takes T Jose to avoid infections Such as washing hands frequently and cooking Metals cooking Meats at thoroughly try to minimize stress nowadays. We are fighting against the virus named covid-19 coronavirus disease 2009 D immunity. Today a major role in this case. The instructions from the government Should strictly practiced by each individual for a good and better Society keep the instructions equivalent to our life.

Yours faithfully T SUBHA