Ergonomic hypo-allergenic mattress

This mattress is suitable for those who are allergic to dust mites, feel very hot in bed but do not feel particularly cold, have excessive sweating, are overweight (exceed their ideal weight by 5/10%), sleep on their side or in other positions, do not wish to use an adjustable base, suffer from neck and/or back pain, have peripheral blood circulation issues,are not subject to electromagnetic pollution, want a mattress with differing comfort levels on either side (bi-comfort).