Help Please

Hey everyone , I am 8w & 4d … This is my 4th pregnancy and it’s completely different from the one’s before I find myself with little to no energy almost everyday now but I try to get up and force myself to move around here and there im literally nauseous everyday and can’t keep nothing that I eat down now and sometimes I get headaches but I know they are sinus headaches because of the pressure I feel what can I do to get my energy back and with my nausea/vomiting problem plus the sinus headaches