S E X, Sex, SEX

So I love my husband and all but lately our sex has been hella wack. I am very self consious about my body after 3 kids I have gained 100 pounds in 5 years and ive been trying to lose it but its very hard. My husband always says I look good but i just shut him up because I feel ugly to the point I dont want to have sex anymore and I feel like he isnt happy..I just ugh