Covid health questions

HuffPost UK reader Evelyn asked: “I have had the vaccine, is it now ok to hug my grandchildren after three weeks?”
Experts explain why one family member has a runny nose and headache while another other is laid up in bed for a week.
HuffPost UK reader Ed asked: “What should I do if I experience a negative side effect of the Covid-19 vaccine?”
HuffPost UK reader Lisa asked why people who have had Covid-19 are being told to get vaccinated.
This week, HuffPost UK reader Janet asked: “If I hold my breath when I walk past people, would that help stop me getting coronavirus if they have it?”
This week, HuffPost UK reader Rita asked: "Are surgical masks better than cloth masks?"
HuffPost UK reader Judy asked: "I had Covid on 22 November, how long should I wait to get the vaccine?"
Trials are underway to explore whether vaccines can be mixed. Here's what you need to know.
HuffPost UK reader Lyn asked: “If I get the vaccine can I still transmit the virus to others?”
This week, HuffPost UK reader Jill asked whether licking envelopes before posting Christmas cards could spread the virus.