Skull Crusher

Activated Muscles

Muscle Group	Muscles
Primary muscles	Triceps Brachii (particularly the Long Head, Lateral Head, and Medial Head)
Secondary muscles	None
Stabilizer muscles	Shoulders (Deltoids), Core (Abdominals, Obliques)
Grip muscles	Forearms (Flexors)

Muscle Group

Muscles

Primary muscles

Triceps Brachii (particularly the Long Head, Lateral Head, and Medial Head)

Secondary muscles

None

Stabilizer muscles

Shoulders (Deltoids), Core (Abdominals, Obliques)

Grip muscles

Forearms (Flexors)

Skull Crusher Average

Level
	15 kg (34 lbs)	6 kg (13 lbs)
	27 kg (60 lbs)	13 kg (28 lbs)
	43 kg (96 lbs)	22 kg (49 lbs)
	63 kg (140 lbs)	34 kg (76 lbs)
	86 kg (189 lbs)	48 kg (107 lbs)

Level

15 kg
(34 lbs)

6 kg
(13 lbs)

27 kg
(60 lbs)

13 kg
(28 lbs)

43 kg
(96 lbs)

22 kg
(49 lbs)

63 kg
(140 lbs)

34 kg
(76 lbs)

86 kg
(189 lbs)

48 kg
(107 lbs)

Note: These standards are based on average lifters and may vary depending on individual factors such as body weight, age. More datailed data below.

Skull Crusher Standards [kg]

By Bodyweight
By Age

Table by Male and Bodyweight [1RM] One-Rep Max, the maximum amount of weight that a person can possibly lift for one repetition.

BW
50	6	13	24	38	54
55	8	16	28	42	59
60	10	19	31	47	64
65	12	21	35	51	69
70	14	24	38	55	74
75	16	27	41	59	78
80	18	29	44	63	83
85	20	32	48	66	87
90	22	34	51	70	91
95	24	37	54	73	95
100	26	39	56	77	99
105	28	42	59	80	103
110	30	44	62	83	106
115	31	46	65	86	110
120	33	48	67	89	113
125	35	51	70	92	117
130	37	53	72	95	120
135	39	55	75	98	123
140	40	57	77	101	126

Table by Male and Age [1RM] One-Rep Max, the maximum amount of weight that a person can possibly lift for one repetition.

Age
15	13	23	37	54	73
20	15	27	42	62	84
25	15	27	43	63	86
30	15	27	43	63	86
35	15	27	43	63	86
40	15	27	43	63	86
45	15	26	41	60	81
50	14	24	39	56	76
55	13	23	36	52	71
60	12	21	33	48	64
65	10	19	30	43	58
70	9	17	26	39	52
75	8	15	24	34	47
80	8	13	21	31	42
85	7	12	19	28	37
90	6	11	17	25	34

Table by Female and Bodyweight [1RM] One-Rep Max, the maximum amount of weight that a person can possibly lift for one repetition.

BW
40	3	9	16	27	39
45	4	10	18	29	41
50	5	10	19	30	43
55	5	11	20	32	45
60	6	12	21	33	46
65	6	13	22	34	48
70	7	14	23	35	49
75	7	14	24	36	51
80	8	15	25	38	52
85	8	16	26	39	53
90	9	16	27	40	54
95	9	17	27	41	55
100	10	17	28	41	56
105	10	18	29	42	57
110	10	19	30	43	58
115	11	19	30	44	59
120	11	20	31	45	60

Table by Female and Age [1RM] One-Rep Max, the maximum amount of weight that a person can possibly lift for one repetition.

Age
15	5	11	19	29	41
20	6	12	22	33	47
25	6	13	22	34	48
30	6	13	22	34	48
35	6	13	22	34	48
40	6	13	22	34	48
45	6	12	21	33	46
50	5	11	20	31	43
55	5	10	18	28	40
60	5	10	17	26	36
65	4	9	15	23	33
70	4	8	14	21	29
75	3	7	12	19	26
80	3	6	11	17	24
85	3	6	10	15	21
90	2	5	9	14	19

Note: Dumbbell weights in the table are for one dumbbell, The barbell at the gym basically weighs 20 kg / 44 lbs.

About Table

Level	Description	Percentile
Beg.	Adopt correct form and continue with your workouts for over a month.	Bottom 5%
Nov.	Continue with your workouts consistently for over 6 months.	Top 80%
Int.	Continue with your workouts consistently for over 2 years.	Top 50%
Adv.	Continue with your workouts consistently for over 5 years.	Top 20%
Pro	Specialize in the workout routine for over 5 years.	Top 5%

Level

Color

Description

Percentile

Beg.

Adopt correct form and continue with your workouts for over a month.

Bottom 5%

Nov.

Continue with your workouts consistently for over 6 months.

Top 80%

Int.

Continue with your workouts consistently for over 2 years.

Top 50%

Adv.

Continue with your workouts consistently for over 5 years.

Top 20%

Pro

Specialize in the workout routine for over 5 years.

Top 5%

Estimated Calorie Burn per 10 Minutes

Intensity	Calories Burned
Light	🔥 20-30 calories
Moderate	🔥 30-45 calories
Vigorous	🔥 45-60 calories
High-Intensity	🔥 60-80 calories

Intensity

Calories Burned

Light

🔥 20-30 calories

Moderate

🔥 30-45 calories

Vigorous

🔥 45-60 calories

High-Intensity

🔥 60-80 calories

Note: These are estimated values for an average adult. Actual calorie burn may vary based on individual factors such as weight, muscle mass, and exercise form.

Intensity levels:

Light: Warm-up sets or recovery work
Moderate: Standard working sets
Vigorous: Heavy lifting or higher volume
High-Intensity: Maximum effort or AMRAP sets

Activated Muscles

Skull Crusher Average [1RM] One-Rep Max, the maximum amount of weight that a person can possibly lift for one repetition.

Skull Crusher Standards [kg]

Table by Male and Bodyweight [1RM] One-Rep Max, the maximum amount of weight that a person can possibly lift for one repetition.

Table by Male and Age [1RM] One-Rep Max, the maximum amount of weight that a person can possibly lift for one repetition.

Table by Female and Bodyweight [1RM] One-Rep Max, the maximum amount of weight that a person can possibly lift for one repetition.

Table by Female and Age [1RM] One-Rep Max, the maximum amount of weight that a person can possibly lift for one repetition.

About Table

Estimated Calorie Burn per 10 Minutes

Other Workouts

Whole Body Workouts

Chest Workouts

Back Workouts

Shoulder Workouts

Arm Workouts

Leg Workouts

Core Workouts

BW
50	6	13	24	38	54
55	8	16	28	42	59
60	10	19	31	47	64
65	12	21	35	51	69
70	14	24	38	55	74
75	16	27	41	59	78
80	18	29	44	63	83
85	20	32	48	66	87
90	22	34	51	70	91
95	24	37	54	73	95
100	26	39	56	77	99
105	28	42	59	80	103
110	30	44	62	83	106
115	31	46	65	86	110
120	33	48	67	89	113
125	35	51	70	92	117
130	37	53	72	95	120
135	39	55	75	98	123
140	40	57	77	101	126

Age
15	13	23	37	54	73
20	15	27	42	62	84
25	15	27	43	63	86
30	15	27	43	63	86
35	15	27	43	63	86
40	15	27	43	63	86
45	15	26	41	60	81
50	14	24	39	56	76
55	13	23	36	52	71
60	12	21	33	48	64
65	10	19	30	43	58
70	9	17	26	39	52
75	8	15	24	34	47
80	8	13	21	31	42
85	7	12	19	28	37
90	6	11	17	25	34

BW
40	3	9	16	27	39
45	4	10	18	29	41
50	5	10	19	30	43
55	5	11	20	32	45
60	6	12	21	33	46
65	6	13	22	34	48
70	7	14	23	35	49
75	7	14	24	36	51
80	8	15	25	38	52
85	8	16	26	39	53
90	9	16	27	40	54
95	9	17	27	41	55
100	10	17	28	41	56
105	10	18	29	42	57
110	10	19	30	43	58
115	11	19	30	44	59
120	11	20	31	45	60

Age
15	5	11	19	29	41
20	6	12	22	33	47
25	6	13	22	34	48
30	6	13	22	34	48
35	6	13	22	34	48
40	6	13	22	34	48
45	6	12	21	33	46
50	5	11	20	31	43
55	5	10	18	28	40
60	5	10	17	26	36
65	4	9	15	23	33
70	4	8	14	21	29
75	3	7	12	19	26
80	3	6	11	17	24
85	3	6	10	15	21
90	2	5	9	14	19

BW
50	6	13	24	38	54
55	8	16	28	42	59
60	10	19	31	47	64
65	12	21	35	51	69
70	14	24	38	55	74
75	16	27	41	59	78
80	18	29	44	63	83
85	20	32	48	66	87
90	22	34	51	70	91
95	24	37	54	73	95
100	26	39	56	77	99
105	28	42	59	80	103
110	30	44	62	83	106
115	31	46	65	86	110
120	33	48	67	89	113
125	35	51	70	92	117
130	37	53	72	95	120
135	39	55	75	98	123
140	40	57	77	101	126

Age
15	13	23	37	54	73
20	15	27	42	62	84
25	15	27	43	63	86
30	15	27	43	63	86
35	15	27	43	63	86
40	15	27	43	63	86
45	15	26	41	60	81
50	14	24	39	56	76
55	13	23	36	52	71
60	12	21	33	48	64
65	10	19	30	43	58
70	9	17	26	39	52
75	8	15	24	34	47
80	8	13	21	31	42
85	7	12	19	28	37
90	6	11	17	25	34

BW
40	3	9	16	27	39
45	4	10	18	29	41
50	5	10	19	30	43
55	5	11	20	32	45
60	6	12	21	33	46
65	6	13	22	34	48
70	7	14	23	35	49
75	7	14	24	36	51
80	8	15	25	38	52
85	8	16	26	39	53
90	9	16	27	40	54
95	9	17	27	41	55
100	10	17	28	41	56
105	10	18	29	42	57
110	10	19	30	43	58
115	11	19	30	44	59
120	11	20	31	45	60

Age
15	5	11	19	29	41
20	6	12	22	33	47
25	6	13	22	34	48
30	6	13	22	34	48
35	6	13	22	34	48
40	6	13	22	34	48
45	6	12	21	33	46
50	5	11	20	31	43
55	5	10	18	28	40
60	5	10	17	26	36
65	4	9	15	23	33
70	4	8	14	21	29
75	3	7	12	19	26
80	3	6	11	17	24
85	3	6	10	15	21
90	2	5	9	14	19

BW
50	6	13	24	38	54
55	8	16	28	42	59
60	10	19	31	47	64
65	12	21	35	51	69
70	14	24	38	55	74
75	16	27	41	59	78
80	18	29	44	63	83
85	20	32	48	66	87
90	22	34	51	70	91
95	24	37	54	73	95
100	26	39	56	77	99
105	28	42	59	80	103
110	30	44	62	83	106
115	31	46	65	86	110
120	33	48	67	89	113
125	35	51	70	92	117
130	37	53	72	95	120
135	39	55	75	98	123
140	40	57	77	101	126

Age
15	13	23	37	54	73
20	15	27	42	62	84
25	15	27	43	63	86
30	15	27	43	63	86
35	15	27	43	63	86
40	15	27	43	63	86
45	15	26	41	60	81
50	14	24	39	56	76
55	13	23	36	52	71
60	12	21	33	48	64
65	10	19	30	43	58
70	9	17	26	39	52
75	8	15	24	34	47
80	8	13	21	31	42
85	7	12	19	28	37
90	6	11	17	25	34

BW
40	3	9	16	27	39
45	4	10	18	29	41
50	5	10	19	30	43
55	5	11	20	32	45
60	6	12	21	33	46
65	6	13	22	34	48
70	7	14	23	35	49
75	7	14	24	36	51
80	8	15	25	38	52
85	8	16	26	39	53
90	9	16	27	40	54
95	9	17	27	41	55
100	10	17	28	41	56
105	10	18	29	42	57
110	10	19	30	43	58
115	11	19	30	44	59
120	11	20	31	45	60

Age
15	5	11	19	29	41
20	6	12	22	33	47
25	6	13	22	34	48
30	6	13	22	34	48
35	6	13	22	34	48
40	6	13	22	34	48
45	6	12	21	33	46
50	5	11	20	31	43
55	5	10	18	28	40
60	5	10	17	26	36
65	4	9	15	23	33
70	4	8	14	21	29
75	3	7	12	19	26
80	3	6	11	17	24
85	3	6	10	15	21
90	2	5	9	14	19